MATHguide's Surface Area of Spheres Quizmaster
Review the Lesson | MATHguide homepage Updated June 18th, 2023

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When the diameter = 22 units, calculate the information below. Use 3.14 as an approximation for π and round all answers to the nearest tenth.

What is the radius?r = units
What is the circumference?C = units
What is the surface area?TSA = units2