Question

a rectangular block has a square base of 49cm square . if its height is 10 cm . find its total surface area . ​

Answer 1

Answer:

Step-by-step explanation:

Area of square=A1 =l xl

49=lxl

I=7cm

Area of rectangle =l x ht

A2=7x10=70cm2

Total surface area=2xA1 +2xA2

T=2x49 + 2x70

T=238 square cm