1.

Find the diagonal of a square whose side is 20 cm?​

Answer»

ong>Answer:

20root2 is the answer

Step-by-step EXPLANATION:

Draw the diagonal

as the ANGLES of the square is 90 degree. use Pythagoras theorem in the TRIANGLE to DERIVE the result.

or just remember the formula

diagonal of the square=side of the square*root2



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