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Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles
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What others say

"I use the guided notes for this topic from this author and came back later to purchase this activity. They pair nicely! My students appreciated the additional practice on the concept."
star
Elizabeth Y.

Description

Assess your students’ understanding of Cofunctions or Sine and Cosine of Complementary Angles with these task cards.  In this practice activity, students are asked to find the missing angle measure and to write equations to solve for x given that the Sine and Cosine of complementary angles are equal.

Choose from the printable Task Card version or the digital self-checking Google Forms versionA worksheet version is included to give you more options for differentiation.


✦ Question Breakdown:

  • One multiple choice question asks for the true statement (Sin A = Cos B)
  • 3 Questions ask for the missing angle measure (example:  Sin θ = Cos 60, what is the measure of θ?)
  • 6 Questions ask students to solve for the variable given an expression
  • 2 Questions ask for the measure of one angle after students solve for a variable


✦ What’s Included in the Google Drive Folder:

  • 12 Printable Task Cards
  • Google Form Digital Task Cards
  • Recording Sheet
  • Worksheet Version

✨Download the preview for more details!✨


Teachers Like You Said:

⭐️⭐️⭐️⭐️⭐️ Evaluate with Kate says “This was a great practice for my students. I love the immediate feedback. Thank you!”

⭐️⭐️⭐️⭐️⭐️ Leanna K. says “Just what I was looking for [to] review this standard with my students!”


✦ Related Resources:

➞ Teach cofunctions with the interactive notebook page

➞ Need more practice writing trig ratios?  Check out this self-checking activity!

➞ Get this activity and more with the Geometry Activities Bundle


Stay Connected for Updates:

Follow Me on TPT

Website

Instagram


Copyright © Busy Miss Beebe, LLC

All rights observed by the author.

Permission to copy for single classroom use only.

Report this resource to TPT
Reported resources will be reviewed by our team. Report this resource to let us know if this resource violates TPT's content guidelines.

Cofunctions Task Cards Activity - Sine and Cosine of Complementary Angles

Busy Miss Beebe
3.2k Followers
$3.25

Highlights

Digital downloads
Standards icon
Standards
Pages
7
Answer Key
Included
Teaching Duration
30 minutes

What others say

"I use the guided notes for this topic from this author and came back later to purchase this activity. They pair nicely! My students appreciated the additional practice on the concept."
star
Elizabeth Y.

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Description

Assess your students’ understanding of Cofunctions or Sine and Cosine of Complementary Angles with these task cards.  In this practice activity, students are asked to find the missing angle measure and to write equations to solve for x given that the Sine and Cosine of complementary angles are equal.

Choose from the printable Task Card version or the digital self-checking Google Forms versionA worksheet version is included to give you more options for differentiation.


✦ Question Breakdown:

  • One multiple choice question asks for the true statement (Sin A = Cos B)
  • 3 Questions ask for the missing angle measure (example:  Sin θ = Cos 60, what is the measure of θ?)
  • 6 Questions ask students to solve for the variable given an expression
  • 2 Questions ask for the measure of one angle after students solve for a variable


✦ What’s Included in the Google Drive Folder:

  • 12 Printable Task Cards
  • Google Form Digital Task Cards
  • Recording Sheet
  • Worksheet Version

✨Download the preview for more details!✨


Teachers Like You Said:

⭐️⭐️⭐️⭐️⭐️ Evaluate with Kate says “This was a great practice for my students. I love the immediate feedback. Thank you!”

⭐️⭐️⭐️⭐️⭐️ Leanna K. says “Just what I was looking for [to] review this standard with my students!”


✦ Related Resources:

➞ Teach cofunctions with the interactive notebook page

➞ Need more practice writing trig ratios?  Check out this self-checking activity!

➞ Get this activity and more with the Geometry Activities Bundle


Stay Connected for Updates:

Follow Me on TPT

Website

Instagram


Copyright © Busy Miss Beebe, LLC

All rights observed by the author.

Permission to copy for single classroom use only.

Report this resource to TPT
Reported resources will be reviewed by our team. Report this resource to let us know if this resource violates TPT's content guidelines.

Reviews

4.8
Rated 4.85 out of 5, based on 13 reviews
13
ratings
5
11
4
2
3
0
2
0
1
0
Mostly used with 10th grade
Reviews
4
7
2
9th
10th
11th
All verified TPT purchases
Goes well with her guided notes!
Rated 5 out of 5
December 7, 2025
Met expectations
Great value
Standards-aligned
I use the guided notes for this topic from this author and came back later to purchase this activity. They pair nicely! My students appreciated the additional practice on the concept.
Elizabeth Y.
126 reviews • Ohio
Grades taught: 9th, 10th
Rated 5 out of 5
July 3, 2025
This was a great resource to supplement our unit on sine and cosine of complementary angles.
Valerie F.
10 reviews
Grades taught: 10th
Rated 5 out of 5
April 10, 2025
Student's loved this activity! It was engaging and fun for all !
Devon D.
47 reviews
Grades taught: 9th
Student populations: Learning difficulties
Rated 4 out of 5
May 8, 2024
Fantastic resource, students enjoyed this, thank you!
Melisa C.
212 reviews
Grades taught: 10th
Rated 5 out of 5
September 26, 2023
Enjoyed having these for extra practice and review
Corrie K.
343 reviews
Grades taught: 10th
Rated 5 out of 5
March 29, 2023
Thank you so much for this resource. It worked great within my lesson plan. Thanks
Jessica H.
383 reviews
Grades taught: 10th, 11th
Rated 5 out of 5
March 1, 2023
This was a great activity to use to practice cofunctions with a geometry class
Rebecca S.
308 reviews
Grades taught: 9th, 10th
Rated 5 out of 5
March 22, 2022
Just what I was looking for the review this standard with my students!
Leanna Kent
(TPT Seller)
454 reviews

Questions & Answers

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Standards

to see state-specific standards (only available in the US).
Explain and use the relationship between the sine and cosine of complementary angles.
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