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Design of Proving Worksheet Based on APOS Theory on Trigonometric Functions of Sum and Difference of Two Angles

Kreano, Jurnal Matematika Kreatif-Inovatif · Vol. 15 No. 1 (2024) · pp. 293–305

DOI
10.15294/x0485w83
ISSN
2442-4218, 2086-2334
Published
2024-05-25
Publisher
UNNES JOURNAL
Language
eng
License
creativecommons.org/licenses/by-nc-sa/4.0

Abstract

Trigonometry material is considered difficult by students because there are many formulas and concepts that must be memorized, so students have difficulty in analyzing and describing the problems given. One way for students to understand the formula is by learning proof. In proof learning related to APOS theory to construct students' ability to understand the formula. In this study, a learning media will be made in the form of Worksheet based on APOS theory. The subjects in this study were 11th grade students at SMA Negeri 2 South Kikim. The purpose of this research is to produce a valid, practical, and impactful worksheet theory-based proof worksheet for learning. This study is research and development of a product development type. The development process will be carried out using the ADDIE method (Analysis, Design, Development, Implementation, and Evaluation). The data collection techniques used by researchers are interviews, questionnaires, and test questions. The development starts from the initial design of the APOS-based proof worksheet, then validated by three validators. The results of the validation carried out to three experts received a score of 91.85%, so that the worksheet was categorized as very valid and feasible to use. Furthermore, small group trials were carried out, the results obtained a practicality score of 80%, thus the worksheet was categorized as practical. Furthermore, a field test was conducted, to determine the impact of worksheet in learning. The results show that the worksheet has an impact with an effective category with a score of 76.19%. Materi Trigonometri dianggap sulit oleh siswa karena banyak rumus dan konsep yang harus dihafalkan, sehingga siswa kesulitan dalam menganalisi dan menguraikan permasalahan yang diberikan. Salah satu cara agar siswa dapat memahami rumus yaitu dengan pembelajaran pembuktian. Dalam pembelajaran pembuktian berkaiatan dengan teori APOS untuk mengkonstruk kemampuan siswa dalam memahami rumus tersebut. Pada penelitian ini, akan dibuat suatu media pembelajaran berbentuk LKPD pembuktian berbasis teori APOS. Adapun subjek dalam penelitian ini adalah siswa kelas XI di SMA Negeri 2 Kikim Selatan. Tujuan dari penelitian ini adalah untuk menghasilkan LKPD pembuktian berbasis teori APOS yang valid, praktis, serta memiliki dampak terhadap pembelajaran. Jenis penelitian ini adalah penelitian pengembangan tipe pengembangan produk (development study). Proses pengembangan akan dilakukan dengan menggunakan metode ADDIE (Analysis, Design, Development, Implementation, and Evaluation). Teknik pengumpulan data yang digunakan peneliti yaitu wawancara, angket, dan soal tes. Pengembangan dimulai dari mendesain awal LKPD pembuktian berbasis APOS, kemudian divalidasi oleh tiga orang validator. Hasil dari validasi yang dilakukan kepada tiga orang ahli mendapatkan skor sebesar 91,85%, sehingga LKPD dikategorikan sangat valid dan layak digunakan. Selanjutnya dilakukan uji coba kelompok kecil hasilnya mendapatkan skor kepraktisan sebesar 80% Dengan demikian LKPD dikategorikan praktis. Selanjutnya dilakukan field tes, untuk mengetahui dampak LKPD dalam pembelajaran. Hasilnya menunjukan bahwa LKPD memiliki dampak dengan kategori efektif dengan skor 76,19%.

Keywords

Collaboration network of the authors

40 authors · 92 co-authorship links · 41 across different organisations · showing the 40 most connected

Hover or tap a name to highlight its co-authors. Double-click to open the author's page.

  • Sriwijaya University
  • Universitas Negeri Padang
  • Utrecht University
  • Indonesia University of Education
  • Universitas Dinamika Bangsa
  • Al Baha University
  • State University of Malang
  • Other organisations
  • Affiliation unknown
  • Different organisations
  • Same organisation
  • Affiliation unknown
  • Thicker line = more joint articles · bigger circle = more articles
Show as table
Co-authorOrganisationJoint articles
Zulkardi ZulkardiSriwijaya University8
Ratu Ilma Indra PutriSriwijaya University8
Ratu IlmaSriwijaya University3
ZulkardiAffiliation unknown3
MalalinaAffiliation unknown2
Zulkardi ZulkardiAffiliation unknown2
Kurniabudi KurniabudiUniversitas Dinamika Bangsa2
Rahmat BudiartoAl Baha University2
Deris StiawanSriwijaya University2
Sindi SindiAffiliation unknown2
Muhammad Ridho RahmanAffiliation unknown2
Nora NurhalitaAffiliation unknown2
Fitri Maya PuspitaSriwijaya University1
Nadia Zuliaty SyaputriSriwijaya University1
Evi YulizaSriwijaya University1
Weni Dwi PratiwiSriwijaya University1
Yayan EryandiAffiliation unknown1
Somakim SomakimSriwijaya University1
Wuli OktiningrumState University of Malang1
Fridgo TasmanUniversitas Negeri Padang1
Jaap den HertogUtrecht University1
Moch. LutfiantoSriwijaya University1
Rully Charitas Indra PrahmanaUniversitas Ahmad Dahlan1
Puri PramudianiIndonesia University of Education1
Barbara Ann van AmeromIndonesia University of Education1
Yullys HelsaUniversitas Negeri Padang1
Frans van GalenUtrecht University1
Kurnia Rahmi YubertaUniversitas Negeri Padang1
Nenden Octavarulia ShantyMiddle East Technical University1
Dédé de HaanUtrecht University1
Rita NovitaBina Bangsa Getsempena University1
Anton JaelaniMuhammadiyah University Purwokerto1
Sri Imelda EdoUniversity of Nusa Cendana1
Henry KurniawanSriwijaya University1
Umi Puji LestariYogyakarta State University1
Levana MaharaniSriwijaya University1
Sujinal ArifinUniversitas Islam Negeri Raden Fatah Palembang1

Affiliations come from OpenAlex; journal OAI-PMH metadata carries none. Authors without an OpenAlex ID are matched by name, which can merge or split people.

Metadata source: OAI-PMH (metadata jurnal) https://journal.unnes.ac.id/journals/kreano/oai, first harvested 6 Nov 2026, last seen 8 Nov 2026.
Original metadata (oai_dc)
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	<dc:title xml:lang="en">Design of Proving Worksheet Based on APOS Theory on Trigonometric Functions of Sum and Difference of Two Angles</dc:title>
	<dc:creator xml:lang="en">Ardiansyah, Hijir</dc:creator>
	<dc:creator xml:lang="en">Hartono, Yusuf</dc:creator>
	<dc:creator xml:lang="en">Darmawijoyo, Darmawijoyo</dc:creator>
	<dc:subject xml:lang="en">Proof Learning</dc:subject>
	<dc:subject xml:lang="en">APOS</dc:subject>
	<dc:subject xml:lang="en">LKPD</dc:subject>
	<dc:subject xml:lang="en">Sum and Difference of Two Angles</dc:subject>
	<dc:description xml:lang="en">Trigonometry material is considered difficult by students because there are many formulas and concepts that must be memorized, so students have difficulty in analyzing and describing the problems given. One way for students to understand the formula is by learning proof. In proof learning related to APOS theory to construct students' ability to understand the formula. In this study, a learning media will be made in the form of Worksheet based on APOS theory. The subjects in this study were 11th grade students at SMA Negeri 2 South Kikim. The purpose of this research is to produce a valid, practical, and impactful worksheet theory-based proof worksheet for learning. This study is research and development of a product development type. The development process will be carried out using the ADDIE method (Analysis, Design, Development, Implementation, and Evaluation). The data collection techniques used by researchers are interviews, questionnaires, and test questions. The development starts from the initial design of the APOS-based proof worksheet, then validated by three validators. The results of the validation carried out to three experts received a score of 91.85%, so that the worksheet was categorized as very valid and feasible to use. Furthermore, small group trials were carried out, the results obtained a practicality score of 80%, thus the worksheet was categorized as practical. Furthermore, a field test was conducted, to determine the impact of worksheet in learning. The results show that the worksheet has an impact with an effective category with a score of 76.19%.
Materi Trigonometri dianggap sulit oleh siswa karena banyak rumus dan konsep yang harus dihafalkan, sehingga siswa kesulitan dalam menganalisi dan menguraikan permasalahan yang diberikan. Salah satu cara agar siswa dapat memahami rumus yaitu dengan pembelajaran pembuktian. Dalam pembelajaran pembuktian berkaiatan dengan teori APOS untuk mengkonstruk kemampuan siswa dalam memahami rumus tersebut. Pada penelitian ini, akan dibuat suatu media pembelajaran berbentuk LKPD pembuktian berbasis teori APOS. Adapun subjek dalam penelitian ini adalah siswa kelas XI di SMA Negeri 2 Kikim Selatan. Tujuan dari penelitian ini adalah untuk menghasilkan LKPD pembuktian berbasis teori APOS yang valid, praktis, serta memiliki dampak terhadap pembelajaran. Jenis penelitian ini adalah penelitian pengembangan tipe pengembangan produk (development study). Proses pengembangan akan dilakukan dengan menggunakan metode ADDIE (Analysis, Design, Development, Implementation, and Evaluation). Teknik pengumpulan data yang digunakan peneliti yaitu wawancara, angket, dan soal tes. Pengembangan dimulai dari mendesain awal LKPD pembuktian berbasis APOS, kemudian divalidasi oleh tiga orang validator. Hasil dari validasi yang dilakukan kepada tiga orang ahli mendapatkan skor sebesar 91,85%, sehingga LKPD dikategorikan sangat valid dan layak digunakan. Selanjutnya dilakukan uji coba kelompok kecil hasilnya mendapatkan skor kepraktisan sebesar 80% Dengan demikian LKPD dikategorikan praktis. Selanjutnya dilakukan field tes, untuk mengetahui dampak LKPD dalam pembelajaran.  Hasilnya menunjukan bahwa LKPD memiliki dampak dengan kategori efektif dengan skor 76,19%.  </dc:description>
	<dc:publisher xml:lang="en">UNNES JOURNAL</dc:publisher>
	<dc:date>2024-05-25</dc:date>
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	<dc:source xml:lang="en">Kreano, Jurnal Matematika Kreatif-Inovatif; Vol. 15 No. 1 (2024): Kreano, Jurnal Matematika Kreatif-Inovatif; 293-305</dc:source>
	<dc:source>2442-4218</dc:source>
	<dc:source>2086-2334</dc:source>
	<dc:source>10.15294/at4h8s92</dc:source>
	<dc:language>eng</dc:language>
	<dc:relation>https://journal.unnes.ac.id/journals/kreano/article/view/3287/394</dc:relation>
	<dc:relation>https://journal.unnes.ac.id/journals/kreano/article/view/3287/395</dc:relation>
	<dc:rights xml:lang="en">Copyright (c) 2024 Kreano, Jurnal Matematika Kreatif-Inovatif</dc:rights>
	<dc:rights xml:lang="en">https://creativecommons.org/licenses/by-nc-sa/4.0</dc:rights>
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