Area
30 cm squared
A square has a side length of 8 inches, what is the perimeter of the square?
32 inches
Find the volume.
l=9ft
w=7ft
h=2ft
126 feet cubed
A rubrix cube has a side of 3 cm. What is the surface area?
54 cm squared
What is the formula for area of triangle?
A=1/2bh
A parallelogram has a height of 12 cm and base of 3 cm, what is the area?
36 cm squared
An equilateral triangle has a side length of 7cm and height of 5cm. What is the perimeter?
21cm
If the volume of a rectangular prism is 120 feet cubed and the height is 5ft, and width is 6ft, what is the length?
4ft
The surface area of a rectangular prism is 112 cm squared. If the width is 2 cm and the length is 8cm, what is the height?
4cm
If the area of a triangle is 5cm square and the height is 4 cm, what is the base?
2.5 cm
A trapezoid has the following dimensions, base 1= 5in, base 2= 4in, height= 6in. What is the area?
27 in squared
A regular pentagon has a side length of 9 feet. What is the perimeter?
45 feet
A shoe box can fit 30 pairs of shoes if the volume is over 2000 inches cubed. Emma has a box that is 12 inches long, 13 inches high, and 24 inches wide. Will Emma's box fit 30 shoes?
YES
3744 inches cubed
A gift box in the shape of a rectangular prism measures 8 by 8 by 10 inches. What is the least amount of wrapping paper to wrap it?
448 inches squared
Draw a square pyramid.
ON BOARD OR SHARED SCREEN
A kite has a diagonal of 12 feet and an area of 108 feet squared. What is the length of the other diagonal?
8 feet
A hexagonal shaped room has three walls that are the same size and the other two are half of the size of the other three. If the larger side is 10 feet long, what is the perimeter of the room?
40 feet
William has 75% of his casserole left. The casserole filled up the glass dish that was 12 inches wide, 4 inches high, and 12 inches long. How much casserole does he have left?
432 inches cubed
A paperweight is shaped like a square pyramid. The square face has an area of 25cm squared. The slanted height of a side is 10 cm. What is the surface area?
base=25
one triangle: 1/2bh=1/2(5)(10)=25
total: 25+4(25)=125
125 cm squared
How many faces does a hexagonal prism have?
8 faces
You know the height of an equilateral triangle is 4.5 cm. You know the perimeter is 18cm. What is the area of the triangle?
1/2bh
1/2(6)(4.5)
13.5 cm squared
Miss Fleming walked 1,000 feet around the school. If she walked in a rectangle where one side was fifty feet more than twice the other side, what are the dimensions around the school
150 feet and 350 feet
You have 1400 square feet of boards to use for a tree house. Design a tree house that has a volume of at least 250 cubic feet.
A few answers here...
ex 1: 10ft, 5ft, 5ft
ex 2: 10ft, 10ft,10ft
ex 3: 12ft, 10ft, 10ft
The surface area of a square pyramid is 84 inches squared. If one base side is 6cm, what is the slanted height of a triangle?
How many edges does a pentagonal pyramid have?
10