If the length of the diagonal of a square is 20cm,then its perimeter must be_x005F_x000D_ a. 402cmÂ Â Â b. 302cmÂ Â c. 10cmÂ Â d. 152cm

If the length of the diagonal of a square is 20cm,then its perimeter m

1.	If the length of the diagonal of a square is 20cm,then its perimeter must be_x005F_x000D_ a. 402cmÂ Â Â b. 302cmÂ Â c. 10cmÂ Â d. 152cm
A.	a
B.	b
C.	c
D.	d
Answer» B. b

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If the length of the diagonal of a square is 20cm,then its perimeter must be_x005F_x000D_ a. 402cmÂ Â Â b. 302cmÂ Â c. 10cmÂ Â d. 152cm

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