Question

4 cm
TU=314cm²
Radu
= 3.14 x 4 x 4 = 50.24 cm?
EXERCISE 11.3
22
14 cm
(b) 28 mm
1a
7
Find the area of the following circles, given that:
(c) 21 cm
22.
(a) radius = 14 mm (Take T
c) radius = 5 cm
22
(b) diameter = 49 m
22
Area of the smaller circle =nr2
Area of the shaded region = (314 - 50.24) cm² = 263.76 cm
Find the circumference of the circles with the following radius: (Taken=-
Ethe circumference of a circular sheet is 154 m, find its radius. Also find the are​

Answer 1

Answer:

radius is 4cm

Diameter is 6cm

formula is 2is a yo