What is name of the bottom of a 2-d or 3-d shape? The bottom is the _____ of the figure.
Base
What is the formula for area of a triangle?
bxh/2
Find the surface area
468 m2
The flat surface of a 3-d figure.
Face
What am I?
Clue 1: This net consists of 4 triangles and 1 square. Clue 2: The square serves as the base, and the triangles meet at a single point.
Square Pyramid
What makes a 900 angle with the base of a 2-d figure? The _____ is the distance from the top of a figure to it's base.
Height
How do you find the height of a rectangle or square?
length x width
Find the surface area
216 ft2
The line where two surfaces or faces meet on a 3-d figure.
Edge
How many sides does a parallelogram have?
4
A cube has side lengths that are 14cm. What is the surface area?
1176 cm2
The place where two lines meet on a 2-d figure. The place where two or more edges meet on a 3-d figure.
Vertex
A square has a side length of 6cm. What is the area?
36 cm2
What am I?
Clue 1: This net consists of 3 rectangles and 2 triangles. Clue 2: The triangles serve as the bases, and the rectangles form the lateral faces.
Triangular Prism
Maddie bought a gift for her friend. She wants to place the gift in a package with the length of 9 inches, width of 12 inches, and height of 4 inches. Then she wants to wrap the gift. What is the surface area of the package?
All the sides =
12 x 4
12 x 9
9 x 4
Then multiply each by two because they each have a matching side.
384 m2