Answer:

607cm²

Step-by-step explanation:

answer with explanation given

hope it helps

Answer:

Given

A circular card board

diameter = 28 cm

Radius = 28cm / 2

= 14cm

Area = πd

= 22/7 × 14cm × 14 cm

= 22/1 × 2 × 14 cm

= 616cm

side of circle cut from it = 3 cm

area of square = side × side

=3cm × 3 cm

= 9 cm

area of the part left side = 616cm - 9cm

=607cm