Sechrist Sum/Difference Trig Identities

Sechrist Sum/Difference Trig Identities

10th - 12th Grade

10 Qs

quiz-placeholder

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Sechrist Sum/Difference Trig Identities

Sechrist Sum/Difference Trig Identities

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

CCSS
HSF.TF.C.9, HSF.TF.A.3, HSF.TF.A.2

+2

Standards-aligned

Created by

Edward Sechrist

Used 68+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
A
B
C
D

Tags

CCSS.HSF.TF.A.1

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the following expression as the sine, cosine, or tangent of an angle.
cos(175)cos(55)+sin(175)sin(55)
sin(120)
cos(120)
cos(230)
sin(230)

Tags

CCSS.HSF.TF.C.9

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Use Sum or Difference Identities to find the exact value of each expression.
cos(75°)
1/4
√6/4 - √2 / 4
√6 + √2 / 4
-√6/4 - √2 / 4

Tags

CCSS.HSF.TF.C.9

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

sin 105º
√3/2
-1/4(√2 + √6)
1/4 (√2 + √6)
2-√3

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.9

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the exact value of the expression.
cos(20)cos(40) - sin(20)sin(40)
1/4
1/2
√(3)/2
√(3)

Tags

CCSS.HSF.TF.C.9

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following is NOT
a solution to
sin θ = √(3) / 2 ?
π / 3
2π / 3
5π / 3
7π / 3

Tags

CCSS.HSF.TF.A.2

CCSS.HSF.TF.A.3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Please choose the correct sum and difference formula:
cos (α-β) =
sin α cos β + cos α sin β
sin α cos β - cos α sin β
cos α cos β - sin α sin β
cos α cos β + sin α sin β

Tags

CCSS.HSF.TF.C.9

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