Find the curved surface area of the spheres whose radius r = 3.5cm

asked Jul 18, 2022 93.2k views

23 votes

4.2k points

Please log in or register to add a comment.

10 votes

Answer:

Explanation:

$A=4\pi r^2\\\\r=3.5\,cm\\\\ A=4\pi(3.5)^2=49\pi=153.93804...\approx154\ cm^2$

Biggy answered Jul 22, 2022

by Biggy

4.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.5m questions

5.9m answers