Mathematics, 25.11.2020 03:40 Marleneg

3) Draw the 30-60-90 triangle and label the sides. Draw the 45-45-90 triangle and label the sides. Find the exact value of the following:
a) 2 sin⁡(-9π/4)
b) cos⁡(5π/3)
c) cos⁡(7π/6)
d) sin⁡(13π/6)
e) sin⁡(-7π/3)
f) cos⁡(3π/4)
g) -cos⁡(π)
h) 5 sin⁡(2π)

Answers: 3

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3) Draw the 30-60-90 triangle and label the sides. Draw the 45-45-90 triangle and label the sides....