18. The radius of two concentric
circles are 9 cm and 12 cm. Find the
area of the circular path between the
two circles. *
Answers
Answered by
1
Answer:
area of circle = Pia r square of first circle + second circle area. Explanation: Pia ( 9*2 + 12*2)= 22/7 (81 +144)= 22/7 *15 = 330/7.
Answered by
1
Answer:
3cm
Step-by-step explanation:
radius of small circle =9cm
radius of big circle =12cm
area of the circular path between the two circles
=. radius of big circle -radius of small circle
= 12cm - 9cm
=. 3cm
Similar questions