Question

Find the area of sqare the length of whose digonal is 128cm

Answer 1

Step-by-step explanation:

first find the side of square

by using pythagoras theorem

then use formula of area of square

Answer 2

Diagonal=√2a

128cm/√2=a

64√2cm=a

Area of the square=(side) ^2

=64√2×64√2

=8192cm^2