Triangles
A triangle has three sides
True/False
True
How many sides does a parallelogram have?
4 sides
What is the main difference between a square and a rectangle?
A square has all four sides the same length.
What is the definition of a trapezoid?
A polygon with one pair of parallel lines.
What is the definition of a regular polygon?
A shape with all the sides the same length and all of the angles are the same measure.
What is the perimeter of a triangle with the sides of 11in., 12 in. and 8 in?
31 inches
What is the area of a parallelogram with a height of 2 cm and a base of 6 cm?
12 square cm.
What is the area of a rectangle with a base of 5 cm and a height of 8 cm?
40 square cm
What is the formula for a trapezoid?
A = (b1 +b2)h ÷ 2 or A = 1/2(b1 +b2)h
What is the perimeter of a regular pentagon with a side length of 6 cm?
30 cm
What is the area of a right triangle with a base of 4 cm and a height of 7 cm?
14 square cm
What is the area of a parallelogram with a base of 12 cm and a height of 10 cm?
120 square cm
What is the area of a square with a side length of 9 meters?
81 square meters
What is the area of a trapezoid with bases of 2 cm and 8 cm and a height of 7 cm?
35 square cm
What is the perimeter of an regular octagon with a side length of 9 inches?
72 inches
What is the area of an obtuse triangle with a base of 3 feet and a height of 10 feet?
15 square feet
What is the perimeter of a rhombus if one side measures 5 inches long?
20 inches
What is the area and perimeter of a rectangle with a base of 10 inches and a height of 5 inches?
Area: 50 squares inches
Perimeter: 30 inches
What is the area of a trapezoid with bases of 6 inches and 10 inches and a height of 5 inches?
40 square inches
What is the area of a regular hexagon with a side length of 4 cm and the distance to the center of the hexagon is 5 cm?
60 square cm
If a right triangle has an area of 18 square cm and its base is 9 cm. What is its height?
4 cm
If a parallelogram has an area of 42 square cm and a base of 6 cm. What is the missing height?
7 cm
What is the perimeter and area of a square with a side length of 3 meters?
Area: 9 square meters
Perimeter: 12 meters
What is the area of a trapezoid with bases of 4 meters and 6 meters and a height of 10 meters?
50 square meters
What is the area and perimeter of a regular pentagon with a side length of 7 inches and the distance to the center of the pentagon is 4 inches?
Area: 70 square inches
Perimeter: 35 inches