Area of a circle is 154cm2 , find it's circumstance
Answers
Answered by
1
Answer:
Circumference of circle=44cm
Step-by-step explanation:
Area of circle=154cm²
πr²=154
22/7×r²=154
r²=154×7/22
r²=7×7
r²=49
r=√49
r=7cm
Circumference of circle
=2πr
=2×22/7×7
=2×22
=44cm
Answered by
1
Step-by-step explanation:
Area of circle = πr^2
154. =22/7 × r^2
154×7/22= r^2
49=r^2
√49=r
r=7 cm
Circumference of circle =2πr
=2×22/7×7
=2×22
=44cm
Hope it helps you!!!!!
Similar questions