Trapezoids
How Many parallel sides does a trapezoid have?
2 parallel sides
How many sides does a triangle have?
3 sides
What is the formula for the area of a parallelogram?
A = B x H
What does surface area measure?
The total area of all the surfaces/faces of a 3D figure
What is a vertex?
A point where two or more sides/edges meet
What is the formula for finding the area of a Trapezoid?
A = 1/2 (b1 + b2) h
A triangle has a base of 10in and height of 6in. Find its area
30in
A parallelogram has a base of 9cm and height of 4cm. Find its area
36cm
How many faces does a rectangular prism have?
6 faces
What is a quadrilateral?
A polygon with 4 sides
A trapezoid has bases of 8cm and 12 cm and a height of 5. Find it's area
50cm
A triangle has a base of 14ft and height of 8ft. Find its area.
56ft
A parallelogram has an area of 96 square inches and a height of 8 inches. What is its base?
12in
Find the surface area of a rectangular prism with dimensions 4cm x 3cm x 2cm
52cm
What does it mean to decompose a shape?
Breaking a shape into smaller, simpler shapes
A trapezoid has bases of 10ft and 16ft and a height of 6ft. Find its area
78ft
A triangle has an area of 45 square inches and a base of 9 inches. What is its height?
10 in
A parallelogram has a base of 15ft and height of 6ft. Find its area
90ft
Find the surface area of a cube with side lengths of 5 inches
150in
A garden is 12ft long and 8ft wide. A 3ft x 4ft section is used for flowers. What area is left for grass?
84ft
A trapezoid has an area of 120 square meters. its bases are 8m and 12m. What is its height?
12m
A triangle has an area of 84 square feet and a height of 12 feet. Find the base.
14ft
A parallelogram has an area of 150 square meters and a base of 15m. Find its height
10m
A rectangular prism is 6cm long, 4cm wide, and 3cm high. Find its total surface area
108cm
A shape is divided into 3 smaller shapes. Explain how decomposing the shape can help you find its total area
Add the areas of the smaller shapes to find the total area