<em></em>
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<em>Correction to your question text: diameter, not radius.</em>
The area of a circle is given by:

The radius is half of the diameter.

Substitute and solve.

Yes that statement is true
Answer:
alternate exterior angle
Step-by-step explanation:
the angles are on the opposite side and on the exterior of the transversal. One is on the top side of the exterior and the twelve is on the bottom side of the exterior so thats why its an exterior angle. The reason why it is alternate is because its on opposite sides of the lines
Answer:
The helicopter
Step-by-step explanation:
brainliest plz
Answer: 1/2
Step-by-step explanation: turns into 1/2^2 = 1/4