Here r=7 cm
Hence circumference of the circle =2π(7)=2⋅22/7.7=2.22=44cm
Given:-
⠀ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
To Find:-
Solution:-
✎ To find the circumference of the circle ⭕
Formula Applied:-
⇾ (2πr) units.
After Substituting The Values:-
⇾(2×22/7×7)cm [ 7 gets cancelled. Then,]
⇾ (2×22)cm
⇾ 44cm
✎ To find the area of the circle
⇾ (πr²) sq. units.
⇾ (22/7×7×7)cm²
⇾154cm²
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Answers & Comments
Here r=7 cm
Hence circumference of the circle =2π(7)=2⋅22/7.7=2.22=44cm
Given:-
⠀ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
To Find:-
⠀ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Solution:-
✎ To find the circumference of the circle ⭕
Formula Applied:-
⇾ (2πr) units.
After Substituting The Values:-
⇾(2×22/7×7)cm [ 7 gets cancelled. Then,]
⇾ (2×22)cm
⇾ 44cm
⠀ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✎ To find the area of the circle
Formula Applied:-
⇾ (πr²) sq. units.
After Substituting The Values:-
⇾ (22/7×7×7)cm²
⇾154cm²
⠀ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━