3. Find the radius and area of a circle whose
22
circumference is 66 m.
7
T =
Answers
Answered by
2
Answer:
2πr=66cm.
r=
2×22
66×7
=10.5cm
A=πr
2
=
7
22
×10.5×10.5=346.5cm
2
Answered by
1
Step-by-step explanation:
circumference of circle =2 πr
2πr= 66
πr= 66/2
πr= 33
22/7r = 33
r= 33/22/7
r=726/7
r=103.714216
Similar questions