In the following right angled triangle find the length of the unknown – InterviewSolution

1.

In the following right angled triangle find the length of the unknown side

Answer» LENGTH of UNKNOWN SIDE is 5cm. (DF)

Step-by-step explanation:

DF^2 = DE^2 + EF^2 (Pythagoras theorem)

DF^2 = 4^2 + 3^2

DF^2 = 16 + 9

DF^2 = 25

DF = √25

DF = 5 CM

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