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A square is 15 cm long. …

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A square is 15 cm long. Find its diagonal

Posted by Jyoti Kalra 6 years, 2 months ago

CBSE > Class 08 > Mathematics

2 answers

Sia ? 6 years, 2 months ago

d = {tex}\sqrt 2{/tex}a
where d is length of diagonal and,
a is length of the side.
d = {tex}\sqrt 2 \times 15{/tex}cm
d = 15{tex}\sqrt 2{/tex} cm

Aadi Prajapati 6 years, 2 months ago

5.47cm

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