1. Notes Over
Surface Area l b

2. Notes Over
Surface Area
Cone .

3. Notes Over
Surface Area
Sphere

4. 5 8 5 80 + 25 = 105 m2 Notes Over 10 - 6 Surface Area
Find the surface area of each figure. 1.
5 m
8 m 5 8 5 80
+ 25
= 105 m2

5. Notes Over
Surface Area
Find the surface area of each figure. 2.
3 m
7 m
3.14 3 7
3.14 3
3.14 21
3.14 9
65.94
94.2 m2

6. Notes Over
Surface Area
Find the surface area of each figure.
3,963 mi. 3.
3.14
3,963
12.56
15,705,369
197,259,434.6 mi2

7. Pg – 6 #1 – 6, 7 – 17
Find the surface area of each space figure, to the nearest square unit. 1.
20 cm
3.14 10 30
3.14 10
30 cm
3.14
300
3.14
100
942
+ 314
1256 cm2

8. Pg – 6 #1 – 6, 7 – 17
Find the surface area of each space figure, to the nearest square unit.
9 cm 2.
3.14 9
12.56 81
1,017 cm2

9. Pg – 6 #1 – 6, 7 – 17
Find the surface area of each space figure, to the nearest square unit.
5.5 m 3.
4 m 4
5.5 4 44
+ 16
= 60 m2

10. Pg – 6 #1 – 6, 7 – 17
Find the surface area of each space figure, to the nearest square unit.
The base of a cone has radius 3 ft. Its slant height is 8 ft. Find the surface area of the cone.
3.14 3 8
3.14 3
3.14 24
3.14 9
75.36
104 ft2

11. Pg – 6 #1 – 6, 7 – 17
Find the surface area of each space figure, to the nearest square unit.
The length of the base of a square pyramid is 5 cm. Its slant height is 8 cm. Find the surface area of the square pyramid. 5 8 5 80
+ 25
= 105 cm2

12. Pg – 6 #1 – 6, 7 – 17
Which has the greater surface area, a cylinder with height 2 in. and radius of base 2 in., or a sphere with radius 2 in.? Justify your answer. p 2
2 in
2 in
2 in
SA = 2prh + 2pr2
SA = 2p( )( ) + 2p( )2 2 2 2
16 p in2
SA =
8 p
8 p
= 16 p in 2
THE SAME

13. Pg – 6 #1 – 6, 7 – 17