Question

5)
6)
Awire of length 10 cm betono
forma are of a circle of radius 4 cm
What is the angle subended at the
centre in degree
artwo ares of the same length in two
curcles subtend angles 65 and 110
the centre. Find the ratio of their radik.
The area of a circle is 81 sq.om.
Find the length of the are subtending an
angle of 300" at the centre and also the
area of the corresponding sector​

Answer 1

Answer:

the angle subtended is 90 degree