If the circumference of the circle is changing at the rate of 5 cm/s then what will be rate of change of area of the cir
Posted: Wed Jul 13, 2022 8:07 pm
a) 20 cm2/s
b) 40 cm2/s
c) 70 cm2/s
d) 30 cm2/s
b) 40 cm2/s
c) 70 cm2/s
d) 30 cm2/s