Calculate the area of a square with 12.5 centimeter sides.
Area = Length x Width
Area = 12.5 x 12.5
Area = 156.25 cm2
Three sided polygon.
Triangle
Calculate the perimeter of a square that has 8 inch sides.
Perimeter = Side + Side + Side + Side
Perimeter = 8 + 8 + 8 + 8
Perimeter = 32 inches
A four sided polygon with one set of parallel sides.
trapezoid
Calculate the volume of a rectangular prism that is 12 inches long, 4 inches wide and 2 inches tall.
Volume = Length x Width x Height
Volume = 12 x 4 x 2
Volume = 48 x 2
Volume = 96 in3
Calculate the area of a side measuring 32.5 inch another measuring 6.5 inch sides.
Area = Length x Width
Area = 211.25 in2
A three sided polygon with three congruent sides.
Equilateral Triangle
The perimeter of a rectangular rug is 123.4 in. One side is 26 in. What is the length of the other sides?
Perimeter = Side + Side + Side + Side
123.4 = 26 + ? + ? + ?
123.4 = 26 + 26 + 35.7 + 35.7
A four sided polygon with congruent sides and angles.
Square
The volume of a box is 403.75 in3. The length is 5 in, the width is 8.5 in what is the height?
403.75 = 5 x 8.5 x ?
403.75 = 42.5 x ?
403.75 / 42.5 = 9.5
height is 9.5 in
Calculate the Area of the below picture.
Area = Length x Width
Area = 12 x 5
Area = 60 yd2
This is an obtuse scalene triangle. True or false?
True
Calculate the perimeter of the square below.
Perimeter = Side + Side + Side + Side
Perimeter = 42 + 42 + 42 + 42
Perimeter = 168 mm
This shape is quadrilateral, a parallelogram and a rectangle. True or false.
True
Calculate the Volume.
Volume = Length x Width x Height
Volume = 15 x 15 x 15
Volume = 225 x 15
Volume = 3,375 cm3
Calculate the area of the square below.
Area = Length x Width
Area = 52 x 52
Area = 2,704 mm2
What kind of triangle is this?
Equilateral Acute Triangle
Calculate the perimeter of the below shape.
Perimeter = Side + Side + Side + Side
Perimeter = 4 + 4 + 6 + 4 + 3 + 4 + 12
Perimeter = 37 ft.
This shape is a Quadrilateral. A parallelogram and a trapezoid. True or false?
False
Lucia is building a new cage for her bird. The volume of the cage is 115.5 ft3. The length is 3ft. the width is 5.5ft. What is the height of the new cage?
Volume = Length x Width x Height
115.5 = 3 x 5.5 x ?
115.5 = 16.5 x ?
115.5 / 16.5 = 7
height is 7 ft
Mrs. Smith wants to decorate a new bulletin board. The bulletin board has an area 33.25 ft2 . The width is 3.5ft. She says that a paper with a length of 8.75 ft will be perfect? Is she right? If not, what length does she need?
Area = Length x Width
33.25 = ? x 3.5
33.25 / 3.5 = 9.5 ft
A three sided polygon with no congruent sides and one angle measuring more than 900.
An obtuse scalene triangle.
Mr. Smith has 290 ft of fencing. One side of his rectangular yard is 75 ft long and the other is 82 ft. Does he have enough fencing for his yard? If not, how much more does he need?
Perimeter = Side + Side + Side + Side
314 = 75 + 75 + 82 + 82
No he does not. He needs 24 more ft.
A quadrilateral that has congruent sides, opposite sides are parallel and only the opposite angles are equal.
Rhombus
Calculate the volume.
Volume = (Length x Width x Height) + (Length x Width x Height)
Volume = (2 x 6 x 1) + (6 x 3 x 1)
Volume = (12 x 1) + (18 x 1)
Volume = 12 + 18
Volume = 30 ft3