area of circle is 100 pie cm square if raduis is increased by 1 cm how much will area increase in cm square
Answers
Answered by
0
Answer:
don't know
Step-by-step explanation:
pata nahi aur puch mat Sab
bevakuf hai yahan
Answered by
0
Step-by-step explanation:
let radius of circle be x,
then area =100π cm^2
πr^2 =100π
r^2 =100
r =√100
r =10 cm
if radius is increased by 1 cm then,
R = 10+1
R = 11 cm
area1 = πR^2
= 22/7 * 11^2
= 22/7 * 121
= 380.29 cm^2
area increased = area1 - area
= 380.29 - 100π
= 380.29 - 314.29
= 66.00 cm^2
Similar questions