Triangles
The sum of the angles inside a triangle is always ______.
180 degrees
True or False - Volume measures the amount needed to fill a 3D object.
true
A 90 degree angle.
a right angle?
A = L x W
Area of a Rectangle
surface area
Triangle ABC has interior angles that measure 90 degrees and 40 degrees. What is the measure of the third angle?
50 degrees
The volume of a box with a base of 3 feet, a height of 4 feet, and a depth of 5 feet.
60 cubic feet?
Angles that add to equal 90 degrees
Complementary Angles
A = s2
Area of a square
If you are wrapping a box with wrapping paper, you need to calculate the __________ _________.
surface area
The triangle inequality theorem states that the sum of any two sides of a triangle must be __________ than the length of the third side.
greater
The volume of a rectangular prism is 100 cubic feet. The length is 5 feet and the width is 4 feet. This is the depth.
5 feet?
Angles that add to equal 180 degrees
Supplementary Angles
A=1/2bh
Area of a triangle
If you are filling a pool with water, you need to find the ___________.
volume
Could side lengths of 4, 6, 10 form a triangle?
No, 4 + 6 = 10 and it must be greater than 10
V=1/3Bh is the formula for which type of shape?
a pyramid
Angle P and Angle Q are complementary. If the measure of angle P is 30 degrees, what is the measure of angle Q?
60 degrees
A = 1/2h(b1 + b2)
Area of a trapezoid
A cube has side lengths that are 3 cm. What is the surface area of the cube?
54 cm2
Two of the side lengths of a triangle are 6 and 10, what is the range of possible lengths of the third side?
4<x<16 or the third side must be greater than 4, but less than 16
A square pyramid has a base with side lengths of 4 cm and and a height of 6 cm. What is the volume?
32 cm3
Angles A and B are vertical angles. If Angle A is 108 degrees, what is the measure of Angle B?
108 degrees
Area of the Base x height (Bh)
Volume of a prism
The dimensions of a rectangular prism are 3in x 6in x 8in. What is the surface area of the prism?
180 in2