Question

the length of the diagonal of a square is 20 cm. find it's area
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Answer 1

Answer:

Step-by-step explanation:

given diagonal=20

diagonal of a square=asqrt(2)

asqrt(2)=20

a=20/sqrt(2)

=10sqrt(2)

area=a^2

=(10*(sqrt(2))^2

=100*2

=200

Answer 2

Answer:

Your answer is here

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