Answer:
f
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Since the sine and cosine functions are cofunctions, they are complementary. The format for this is that sinx=cos(90-x). This works for secant and cosecant and tangent and cotangent. So, sin25°=cos65°.
Answer:
5(x+3)
Step-by-step explanation:
:)
Answer:
d=90°
e=81°
f=99°
Step-by-step explanation:
To find f
180-81
=99
