Perimeter is going to be figured by using 2L + 2W
2(60) +2W = 210
120 +2W = 210
-120 -120
2W = 90
divde by 2 on both sides
W = 45
Length of the shorter sides are 45 inches.
I do khan academy 2 but sorry the answer

The measure of the angle <u>x = 90°</u>

<u>Theorem Of Tangent</u>:-
A radius is obtained by joining the centre and the point of tangency. The <u>tangent at a point on a circle is at right angles to this radius</u>.
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Answer:
a
Step-by-step explanation:
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