neil101897

What is the lenght of a diagonal of rectangle which measures 12 centimeter long and 9 cm wide?

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3+ months ago by neil101897
Topics:
wide, measure, diagonal
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Answers (1)

Twixi_titi

The answer is 15 centimeter.

Pythagore's theoreme : a2 + b2 = c2
(12)2 + (9)2 = 144 + 81 = 225 = c2
c = 15

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