Question

7. The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find
(1) its inner-curved surface area, ,​

Answer 1

Answer:

110m square

Step-by-step explanation:

Inner Curve surface area =2 pie r

R is inner radius h is height of well Now;

SURFACE AREA = 2×22/7× 7/4 ×10

=110m square