What is the perimeter of a new polygon, if the old polygon's perimeter=12 in and the dimensions are doubled?
24 inches
Solve for x if
2x - 6 = 4.
x = 5
What is the area of a triangle with a base of 12.1m and a height of 6.4m?
38.72m2
What is the area of a new square, if the area of the old square = 16 meters squared and the dimensions are doubled?
64 squared meters
What is the new area of a triangle of b=2 cm and h=1cm and the dimensions tripled?
The new area= 9 cm squared?
Evaluate this expression 10(10 X 1/2)- 15/3
45
How much material is it needed to cover the front of a camping tent (triangular) with a base of 5 ft and a height of 3 ft?
7.5 ft squared of material is needed
Tiles are being placed in front of a fireplace, to create a trapezoid shape. The height will be 24 inches, the bases are 48 and 60 inches. If the tiles cover 16 inches squared, how many tiles will be needed?
81 tiles
What is the new area of a rectangle whose b=21 yd h=15 yd if only 1/3 if each dimension is used?
35 yd2
Give an example of a triangle and a parallelogram that have the same area
A triangle with b=8, and h=3 and a parallelogram with b=3 and h=4
What is the volume of a rectangular prism with a length of 25 cm, a width of 10 cm, and height of 7.5 cm?
1875 cm3
How can you use area of triangles to find the area of rectangle?
The area of a rectangle would be twice the area of its triangles.
If a rectangle has a width of 11 m, a length of 10 m, and an area of 110 m2 what would be the area if the width and the length were tripled?
990 m2
What is the definition of a parallelogram?
A parallelogram has two sets of parallel lines
If there are 2 cups in a pint, 2 pints in a quart, and 4 quarts in a gallon, how many pints are in a 2.5 gallons?
20 Pints