Quadrilaterals
True/False: A square is always a rhombus
True
A circle has a radius of 2 inches. What is the area of that circle?
12.566 square inches
These are the three ways to prove two triangles are similar
AA, SAS, SSS
What is the trig function that corresponds to the hypotenuse and the adjacent side?
Cosine
This is the formula for the volume of a prism
Length*Width*Height
True or false: On a parallelogram, opposite angles add up to 180 degrees
False
There is the equation of a circle on the board. What is the center of the circle?
(3, -2)
If two figures are similar, their angles are _________
Congruent
This is the scenario in which to use a trig inverse function
When solving for an angle when you know two sides
The formula for volume and surface area of a sphere needs only this measurement
Radius
71 degrees
An equation of a circle is on the board. What is the length of the radius?
4
If two figures are similar, their sides are _________
Proportional
The short leg of a 30-60-90 triangle measures 4 inches. What is the measurement of the hypotenuse?
8 inches
Sometimes, when solving for the slant height or height of a cone or Pyramid, you must use this common formula relating to right triangles
Pythagorean theorem
48
An angle on the circle measures 42 degrees, what is the measure of the arc it creates?
84 degrees
Use a pen to draw the symbol for similar on the board
One squiggly line
A right triangle has an angle measure of 36 degrees. The hypotenuse has a measure of 10 inches. What is the length of the leg adjacent to the 36 degree angle?
8.1 inches
A sphere has a radius of 3 inches, what is the surface area? Include the units in your answer
113.1 inches squared
An angle on a parallelogram is twice the measure of the angle consecutive to it. What is the measure of the bigger angle of that parallelogram?
120 degrees
A bike tire has a diameter of 16 inches. How far will it travel in 5 revolutions?
1005 inches
A 6 foot person casts a shadow 8 feet long. How tall is a tree that casts a shadow 24 feet long?
18 feet
You are flying a kite with a 50 foot string. The kite is 30 feet high in the sky. At what angle are you looking to see the kite?
36.87 degrees
A cone has a volume of 4 cubic centimeters. What is the volume of a cylinder with the same radius and height?
12 cubic centimeters