What value of θ makes sinθ = cos45° a true statement?

A) 30°

B) 45°

C) 60°

D) 90°

HINT: Complementary angles

Question

Mathematics

Brody

6 April, 14:44

What value of θ makes sinθ = cos45° a true statement?

A) 30°

B) 45°

C) 60°

D) 90°

HINT: Complementary angles

+4

Answers (1)

Know the Answer?

Leticia Zhang · Answer 1

Sin and cos are equal at 45°. You can check the value with a calculator keystroke. The equivalent value is rad 2/2 which is 0.707 for both trigonometric functions.

What value of θ makes sinθ = cos45° a true statement?A) 30°B) 45°C) 60°D) 90°HINT: Complementary angles

What value of θ makes sinθ = cos45° a true statement?

A) 30°

B) 45°

C) 60°

D) 90°

HINT: Complementary angles