Answer:
-2/3
Step-by-step explanation:
-2/3 is greater because it is closer to 0/positive than -2.
30?
30pi = 2pi r
30pi / 2pi = 15
15 = r
double the radius to get the diameter
15)2 =30
Answer: 3.082185x^2
Step-by-step explanation: Find the exact value using trigonometric identities
I assume that you want the measurement of angle A
A + (A + 38) = 90
angle A + (38 more than angle a) = are complementary
2A = 52
A = 26
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