Surface Area of a Sphere ?Need help with the ones that are marked 4. a kettle grill coverExercisesDescribe each object as a model of a circle, a sphere, a hemisphere, or none of these.1. a baseball2. a pancake3. the EarthSurface Area of a SphereSA=4πr²3. r = cm5. d = 6 m5. a basketball rimFind the surface area of each sphere with the given radius or diameter to thenearest tenth.ExactApproxExact1. r = 8 cmApprox√= 2√2Rfinish4. d = 10 in.6. d = 16 yd6. cola canFind the surface area of a hemisphere with radius 12 centimeters.X Find the surface area of a hemisphere with diameter centimeters.Find the radius of a sphertheFindradius of a sphere if the surface area of a hemisphere isExactApprox87 cont.€

Since you have asked multiple question, we will solve the first question for you as per our guide…

Answered: a the given radius or Exact 24/7= = 2√2…

Math

Geometry

a the given radius or Exact 24/7= = 2√2 ft

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter9: Surfaces And Solids

Section9.4: Polyhedrons And Spheres

Problem 24E: A calendar is determined by using each of the 12 faces of a regular dodecahedron for one month of...

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Question

Surface Area of a Sphere ? Need help with the ones that are marked

4. a kettle grill cover
Exercises
Describe each object as a model of a circle, a sphere, a hemisphere, or none of these.
1. a baseball
2. a pancake
3. the Earth
Surface Area of a Sphere
SA=4πr²
3. r = cm
5. d = 6 m
5. a basketball rim
Find the surface area of each sphere with the given radius or diameter to the
nearest tenth.
Exact
Approx
Exact
1. r = 8 cm
Approx
√= 2√2R
finish
4. d = 10 in.
6. d = 16 yd
6. cola can
Find the surface area of a hemisphere with radius 12 centimeters.
X Find the surface area of a hemisphere with diameter centimeters.
Find the radius of a spher
the
Find
radius of a sphere if the surface area of a hemisphere is
Exact
Approx
87 cont.
€

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