# i need help with geometry semester b unit 7 lesson 10 surface area and volume unit

QuestionsCategory: Mathi need help with geometry semester b unit 7 lesson 10 surface area and volume unit
i need help with geometry semester b unit 7 lesson 10 surface area and volume unit test i need someone to check my anwsers and to tell what i did wrong
1) use euler’s formula to find the missing number
vertices 15
edges 24
faces?
9,10,11,12
2) describe the cross section
pentagon, trapezoid, hexagon, cube
3) 3. A department store sells small boxes in which customers can store potpourri. The diagram below shows one of the boxes. The diagram is not drawn to scale. 3.12cm, 17cm, 5cm
What are the laretal area and the surface area of the box to the nearest whole number Use the large 17cm * 5cm rectangles on the top and bottom as the bases.
69 cm2; 307 cm2
69 cm2; 392 cm2
137 cm2; 307 cm2
137 cm2; 392 cm2
4)Use formulas to find the lateral area and surface area of the given prism. Round your answer to the nearest whole number. The figure is not drawn to scale. The bases are right triangles. top(8.94m) side(41m) bottom left corner(4m) bottom(8m).
~852 m2; 916 m2
~859 m2; 891 m2
~820 m2; 916 m2
~820 m2; 884 m2
my anwser was B
5) Find the surface area of the cylinder to the nearest whole number. The figure is not drawn to scale. 12in , 17in
~ 905 in2
~ 1,282 in2
~ 2,187 in2
~ 7,691 in2
6)Find the surface area of the regular pyramid shown to the nearest whole number. The figure is not drawn to scale. 12 11 and 6sqr root of3
1540,770,396,749
7) What is the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 meters? Round the answer to the nearest square meter.
1100, 1112, 2507, 2605 square metters
8)The lateral area of a cone is 612 pi cm2. The radius is 14.2 cm. What is the slant height to the nearest tenth of a centimeter?
13.7, 35.4, 43.1, 86.9
9) what are the lateral area and the surface area of the cone shown below? Round the answers to the nearest tenth the figure is not drawn to scale
LA= 452.4 FT^2; SA=2598.8FT^2
LA=452.4FT^2; SA=1244.1FT^2
LA=791.7FT^2; SA=2598.8FT^2
LA=791.7FT^2; SA=1244.1FT^2
My anwser was B
10) What is the volume of the given prism? Round the answer to the nearest tenth of a centimeter. The figure is not drawn to scale.
Height=9.4
Width=5.4
Length=11.7
599.3, 593.9, 447.8, 584.5