Quiz- Trig Ratio Complementary Angles, Special Right Triangles

Quiz- Trig Ratio Complementary Angles, Special Right Triangles

10th Grade

40 Qs

quiz-placeholder

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Quiz- Trig Ratio Complementary Angles, Special Right Triangles

Quiz- Trig Ratio Complementary Angles, Special Right Triangles

Assessment

Quiz

10th Grade

Hard

CCSS
8.G.B.8, HSG.CO.C.10, HSG.SRT.C.8

+5

Standards-aligned

Created by

Loida Vallar

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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin(20) =

sin(70)

cos(70)

tan(70)

cos(20)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

cos(43) =

sin(43)

sin(47)

1/sin(43)

cos(47)

Tags

CCSS.HSG.SRT.C.7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If sin x = 0.4352, then cos (90 - x) = ________.

0.5648

0.4352

2.2978

0.8106

Tags

CCSS.HSG.SRT.C.7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If cos (90 - x) = 0.866, then sin (x) = _______.

0.5

0.134

.866

0.0012

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

sin (A) = (BC)/(AC)

What other trig ratio equals (BC)/(AC) in this triangle?

cos (C)

sin (C)

cos (A)

tan (C)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If sin x = cos y, what must be true about x and y?

x + y = 90⁰
x = y 
x = 2y
x + y = 180⁰

Tags

CCSS.HSG.SRT.C.7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If α and β are complementary angles, why is sin α = cos β?

There is no reason, that is just the way it is.
The adjacent leg to β is the opposite leg to α.
Because α = β.
Because α and β are greek letters.

Tags

CCSS.HSG.SRT.C.7

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