Answer:
-21/14
Step-by-step explanation:
−27/14
3
Arc length = radius × angle
s = r θ
60 cm = 20 cm × θ
θ = 3 radians
-213
3|3-5|^2-(-15)^2
3(4)-225
=12-225= -213
The answer is x=8.6 units
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