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Surface area with nets. 8 ft. 3 ft # 8 494 miles 433 miles X miles # 9.

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Presentation on theme: "Surface area with nets. 8 ft. 3 ft # 8 494 miles 433 miles X miles # 9."— Presentation transcript:

1 Surface area with nets

2 8 ft. 3 ft # 8

3 494 miles 433 miles X miles # 9

4 How to find the surface area of a cube 5 ft 25 ft² 6 25 150 ft²

5 How to find the surface area of a rectangular prism 8mm 12mm 5mm 60mm² 96mm² 40mm² 60 + 40 + 96 + 60 + 96 + 40 =392mm²

6 How to find the total surface area of a cylinder SA = 2  r² + 2  rh area of the 2 circles area of the rectangle 10in. 16 in.  r²  ²  100   3.14 314 in² 2  rh 2  1016 21016  320  3203.14 1004.8 in² 314 + 314 + 1004.8 =1632.8 in²

7 Surface area of a triangular prism 15mm 4mm 8mm 10mm 120 mm² 60 mm² 120 mm² 20 mm² 60 + 120 + 120 + 20 + 20 =340 mm²

8 surface area of a square pyramid 7m 6m 49m² 21m² SA = 49 + 21 + 21 + 21 + 21 =133m²

9 One answer was left off of the answer bank make sure you add 376.8 so you have all of the answers

10 How to find the surface area of a cube ft ft² ft²

11 How to find the surface area of a rectangular prism mm mm² + + + + + = mm²

12 How to find the total surface area of a cylinder SA = 2  r² + 2  rh ______of the 2 ______ _______ of the ________ in.  r²  ²    in² 2  rh    in² + + = in²

13 Surface area of a triangular prism mm mm² + + + + = mm²

14 surface area of a square pyramid m m m² SA = + + + + = m²


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