Chapter 7
Define Complementary and Supplementary
Complementary angles are 2 angles adding up to 90 degrees.
Supplementary angles are 2 angles adding up to 180 degrees
What is the formula for circumference and area of a circle?
2 Pie R
Pie R squared
Find the surface area of the prism
length 2 ft
width 3 ft
height 4ft
52
Describe the probability for 0.25
Unlikely
List all Transformations
Translation.
Rotation
Dialation
Reflection
Find the value of x.
100, 80, and 100 degree angles. What is the fourth angle?
80 degrees
Find the circumference of a circle that has a diameter of 20.
62.8
Find the surface area of the regular pyramid.
Length: 6
height: 9
144
The probability that you randomly draw a short straw from a group of 40 straws is 3/20. How many short straws are there?
6
Define dilation.
A dilation is a transformation in which a figure is made larger or smaller with respect to a point called the center of dilation.
Draw the triangle with the given description
a triangle with a 3-inch side and a 4 inch side that meet at a 30 degree angle.
Show paper to teacher
Find the area of a composite figure.
Rectangle values: 9m and 7m
Triangle height: 6m
9m
|——————|
| | 7m
| |
———————
Find the volume of the prism.
length: 6
width: 8
height: 15
720
You spin a spinner with 5 numbers and flip a coin. Find the probability of the compound event.
Spinning a 6 and flipping tails.
0 percent
Draw an example of a rotation.
Show paper to teacher
The side of a storage shed is in the shape of a trapezoid. Find the value of x.
1st Angle, 110
2nd Angle, X
3 and 4th angle, 90
Find the perimeter of a semi-circle that had a radius of 7
21.98
Find the volume of the pyramid.
Base: 21
Height: 6
42
Formula for theoretical probability.
Favorable outcomes/total number of outcomes
Dilate the figure with a scale factor of 3/4
rectangle height: 6
width: 10
3.5, 7.5
There is a scale sprawling of a soccer field. It is 6 inches long. The actual soccer field is 300 feet long. What is the scale and scale factor of the drawing?
1:50
50
Find the area of the figure.
4 semicircle with a diameter of 2 ft
with a square in the middle
16.56
Find the volume of the composite solid.
Rectangular prism length: 6
width: 6
height: 4
rectangular pyramid height: 8
240
You spin the spinner with numbers up to 9. Flip a coin, then spin the spinner again. Find the probability of the compound event.
Spinning an even number, flipping tails, then spinning an odd number.
2/81
The figures are similar, find x.
1st triangle, Side a: 6 and Side b: 8
2nd triangle, Side a: 9 and side b: x
12