40 points need someone good at math, checking work 21 questions.
1. which of the following describes the net of a cylinder?
one square, four triangles
one circle, one rectangle
one rectangle, two circles
one circle, two rectangles
2. which of the following solid objects has exactly one circular base?
cylinder
pyramid
sphere
cone
3. which of the following shapes is described as having one triangular base and three lateral faces?
square pyramid
triangular prism
triangular pyramid
cone
4. if all the dimensions of a cube are increased by 5 units, how will the surface area change?
increase by a factor of 5
increase by a factor of 10
increase by a factor of 25
increase by a factor of 50
5. determine the volume of a rectangular prism with length 1.5 feet, width 7 feet, and height 6.2 feet.
14.7 cubic feet
16.7 cubic feet
44.9 cubic feet
65.1 cubic feet
6.
a cylinder has a circular base with a radius that measures 9 inches. determine the diameter of the base of the cylinder.
3 inches
4.5 inches
18 inches
81 inches
7.all of the following solid figures except a have two bases.
cylinder
cube
pentagonal prism
square pyramid
8.identify the following solid figure.
(first picture)
hexagonal prism
pentagonal prism
rectangular prism
triangular prism
9. which solid figure has the following net?
(second picture)
square prism
square pyramid
triangular pyramid
triangular prism
10. use the following net to find the surface area of the solid figure it represents.
(third picture)
88 yd2
94 yd2
48 yd2
144 yd2
11. use the following net to find the volume of the solid figure it represents.
(also third picture)
88 yd3
94 yd3
48 yd3
144 yd3
12. what is the surface area of a rectangular prism with the following dimensions?
length: 8 cm
width: 13 cm
height: 10.5 cm
63 cm2
1,092 cm2
2,184 cm2
649 cm2
13.
a rectangular prism has the following dimensions.
length: 8 cm
width: 13 cm
height: 10.5 cm
if all the dimensions of the prism are doubled, what will be its new surface area?
1,298 cm2
4,192 cm2
2,596 cm2
4,368 cm2
14. what is the value of b for the following solid figure?
(fourth picture)
6 in.2
3 in.2
8 in.2
4 in.2
15. what is the value of p for the following solid figure?
(fourth picture)
10 in.
8 in.
17 in.
15 in.
16. what is the surface area of the following solid figure?
(fourth picture)
59 in.2
42 in.2
68 in.2
62 in.2
17.what is the volume of the following solid figure?
(fourth picture)
21 in.3
42 in.3
56 in.3
6 in.3
18. a cylinder has a height of 1.2 cm and the following base.
(5th picture)
what is the surface area of the cylinder in square millimeters?
157 mm2
533.8 mm2
194.68 mm2
266.9 mm2
19.
a cylinder has a height of 1.2 cm and the following base.
(5th picture)
what is the volume of the cylinder in cubic millimeters?
94.2 mm3
376.8 mm3
942 mm3
37.68 mm3
20.
a cylinder has a height of 1.2 cm and the following base.
(5th picture)
if all the dimensions of the cylinder are tripled, what will be its new volume?
2,826 mm3
8,478 mm3
25,434 mm3
2,543.4 mm3
21. i'll post it on a separate question just ask me when you get to it.
only answer if you are certain how to do it.
: d