Description
Help your students gain competence with this Sum and Difference Angles Identity resource. It includes 24 Task Cards plus a Foldable Organizer and is designed to give your students the fluency in this topic that they need to succeed. No Prep, just Print and Go!
What's Included?
- 24 Task Cards which reinforce skills using the sum and difference formulas with questions in both radians and degrees. The last four questions have students use those formulas to simplify expressions and identities that are not numerical. With so many cards you can use them in many ways. You can use a subset just for radians, or degrees, or sort them by trig function. Students should not need a calculator.
- Foldable Organizer with formulas and examples of the sum and difference formulas. 5 ½” by 41/2” final folded size. Just Perfect for Interactive Notebooks or any notebooks! Full directions included. Two versions- with and without solved problems. One sheet of paper makes two foldables.
- Student response sheets with room for students to show their work and unnumbered so you can choose the questions you want. Just write in the numbers before copying.
- Handout with 15 similar problems. The handout can be used as enrichment, homework, group work, or as an assessment.
- Same questions as the Task Cards in worksheet form
- All Answer keys plus solutions for foldable organizer.
You may also like:
★ Trig Sum and Difference Angle Identities Digital Version
★ Trig Sum and Difference Angle Identities Self Grading Assignment
★ Trig Double Angle and Half Angle Identities Plus Foldable
★ Trig Product to Sum and Sum to Product Angle Identities Plus Foldable
★ Trig Inverse Functions Task Cards, HW, Organizer
★ Trig Identities and Formulas Flip Books
★ Trig Word Wall and Bundle of Posters and Graphic Organizers
___________________________________________________________________
Connect with me:
✓ Sign up at Joan's World of Math to access my exclusive Free Resource Library
✓ Visit my Facebook Page
✓ Follow me on Instagram
✓ Email me at: joan@joansworldofmath.com with any questions
LICENSING TERMS: The purchase of a license for this resource is for use by one teacher only for his or her students only. No part of this resource is to be shared with colleagues or used by an entire department, school, or district without purchasing the proper number of licenses.
COPYRIGHT TERMS: ©2025 Joan Kessler (joansworldofmath.com™). This resource may not be uploaded to the internet in any form, including classroom/personal websites or network drives, unless the site is password protected and can only be accessed by students.
Trig Sum and Difference Angle Formulas Task Cards plus Foldable Notes and HW
Highlights
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Description
Help your students gain competence with this Sum and Difference Angles Identity resource. It includes 24 Task Cards plus a Foldable Organizer and is designed to give your students the fluency in this topic that they need to succeed. No Prep, just Print and Go!
What's Included?
- 24 Task Cards which reinforce skills using the sum and difference formulas with questions in both radians and degrees. The last four questions have students use those formulas to simplify expressions and identities that are not numerical. With so many cards you can use them in many ways. You can use a subset just for radians, or degrees, or sort them by trig function. Students should not need a calculator.
- Foldable Organizer with formulas and examples of the sum and difference formulas. 5 ½” by 41/2” final folded size. Just Perfect for Interactive Notebooks or any notebooks! Full directions included. Two versions- with and without solved problems. One sheet of paper makes two foldables.
- Student response sheets with room for students to show their work and unnumbered so you can choose the questions you want. Just write in the numbers before copying.
- Handout with 15 similar problems. The handout can be used as enrichment, homework, group work, or as an assessment.
- Same questions as the Task Cards in worksheet form
- All Answer keys plus solutions for foldable organizer.
You may also like:
★ Trig Sum and Difference Angle Identities Digital Version
★ Trig Sum and Difference Angle Identities Self Grading Assignment
★ Trig Double Angle and Half Angle Identities Plus Foldable
★ Trig Product to Sum and Sum to Product Angle Identities Plus Foldable
★ Trig Inverse Functions Task Cards, HW, Organizer
★ Trig Identities and Formulas Flip Books
★ Trig Word Wall and Bundle of Posters and Graphic Organizers
___________________________________________________________________
Connect with me:
✓ Sign up at Joan's World of Math to access my exclusive Free Resource Library
✓ Visit my Facebook Page
✓ Follow me on Instagram
✓ Email me at: joan@joansworldofmath.com with any questions
LICENSING TERMS: The purchase of a license for this resource is for use by one teacher only for his or her students only. No part of this resource is to be shared with colleagues or used by an entire department, school, or district without purchasing the proper number of licenses.
COPYRIGHT TERMS: ©2025 Joan Kessler (joansworldofmath.com™). This resource may not be uploaded to the internet in any form, including classroom/personal websites or network drives, unless the site is password protected and can only be accessed by students.


















