12.6 notes
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Transcript of 12.6 notes
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 1
April 10, 2013
Apr 88:05 AM
Bellwork
Get a cone and a pyramid from the back table.
Find the volume of each.
Put bellwork in homework bin.
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 2
April 10, 2013
Mar 242:09 PM
12‐6 Surface Area of a Sphere Objecves: 1. You will be able to apply the volume formula for a sphere.2. You will be able to apply 3D visual thinking skills.3. You will be able to develop reading comprehension & problem‐solving skills.
SA = 4πr2Find the surface area of a sphere with a diameter of 14.2 cm
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 3
April 10, 2013
Mar 242:09 PM
Find the surface area of the hemisphere at the le if the diameter is 12 in.
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 4
April 10, 2013
Mar 2810:20 AM
V =4 r3
3π
Find the volume of the sphere below:
18 in
Volume of a Sphere
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 5
April 10, 2013
Mar 2811:45 AM
What is the volume of a basketball with a circumference of 12π?
What is the volume of the snow cone?
7 in
3 in
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 6
April 10, 2013
Mar 2811:59 AM
How much clay would be needed to create the bowl at the right if the bowl is .5 in thick and the distance from the center of the bowl to the edge is 10 in?
10 in
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 7
April 10, 2013
Mar 2812:05 PM
A beach ball has a diameter of 20 inches. If the blue section were removed from the beach ball, what would the remaining volume be? (assume all sections are equal in size)
12.6 Surface Area & Volume of Spheres
HW pg. 842 #422 evens 8
April 10, 2013
Feb 2410:14 AM
Homework:
12.6 pg. 842 #422 evens