Trap it Up (trapezoids)
True or False: A trapezoid has one pair of parallel sides.
True
What's the formula for finding the volume of a box?
Length x Width x Height
What is a net?
A 2D representation of a 3D figure.
A parallelogram has an area of 45 in² and a base of 9 in. What is its height?
5
Area of a triangle with a base of 10 and a height of 5
25
What's the formula for finding the area of a trapezoid?
h(b1 + b2)/2
What's the volume of a box with the dimensions of 2, 3 and 4.
24
If you cut open a cube along its edges and lay it flat, what 2D shape do you see repeated six times in the net?
squares
A trapezoid has bases of 6 cm and 10 cm with a height of 4 cm. What is its area?
32 cm squared
what's the area of a rectangle with side lengths of 5 and 16
80
What's the area of a trapezoid with the following dimensions?
Bases: 5 and 4
Height: 4
18
A cube has side length 3 cm. What is its volume?
27
What's the surface area of a cube, if one of it's faces has an area of 9?
54
What is the name of the geometric figure that is shaped like a square box?
a cube
A parallelogram has a base of 15 cm and a slanted side of 10 cm. If the height (perpendicular distance) is 8 cm, what is its area?
120 cm squared
A trapezoid has bases measuring 10 cm and 6 cm. The height is 4 cm. What's the area?
32 cm squared
A rectangular prism has length 5 m, width 2 m, and height 4 m. What is its volume?
40 m cubed
A net has a square as its base, surrounded by 4 triangles. Which 3D shape does it make?
a pyramid
How many vertices does a cube have?
6
A triangle has a base of 3 ½ cm and a height of 2 ¼ cm. What is the area?
63/16 or 3 and 15/16
A trapezoid has bases measuring 7 ½ cm and 5 cm. The height is 4 cm.
25 cm squared
A rectangular prism has a length of 2 ½ cm, a width of 1 ½ cm, and a height of 4 cm. What's the volume?
15 cm cubed.
A net of a rectangular prism has a top and bottom face of 4 cm × 3 cm each, two side rectangles of 4 cm × 6 cm and two front and back rectangles that measure 3 cm × 6 cm. What is the total surface area of the prism?
108 cm squared
A composite figure is made of a rectangle and a triangle on top. The rectangle is 12 m wide and 5 m tall. The triangle sitting on top has the same base (12 m) and a height of 4 m. What is the total area of the figure?
84 m squared
The area of a triangle is 30 m² and its base is 10 m. What is the height?
6 m