In ΔDEF Measure of angle E is 90°. If cosD = (5)/(13) and DE = 1 cm. Then what – OfficerPath

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In ΔDEF Measure of angle E is 90°. If cosD = (5)/(13) and DE = 1 cm. Then what is Length of side EF?

Subject: MathematicsTopic: Circular Measurement Of Angle

A

2.6

B

2.4

C

1.5

D

2

Correct Answer: B

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