Vocab
The distance around a circle is the
Circumference
If a blueprint shows a width of 2 inches, but the actual width is 18 feet, what is the scale (factor) used for the scale drawing?
2 Inches: 18 feet
1 inch: 9 feet
Angle A and angle B are supplementary angles. If Angle A is 127 degrees, find the measure of angle B.
53 degrees
What is the circumference of a circle with a radius of 9 meters? Use 3.14 for pi
56.52 m
Angle A and angle B are vertical angles. If angle B is x/9 and angle B is 39, what is the value of x?
x=351
Two angles that share a ray and a vertex (right next to each other)
adjacent angles
A blueprint of a room is drawn to a scale of 4 inches = 18 feet. What is the actual length of a wall whose blueprint length is 12 inches?
54 feet
Angle WPT and angle GPR are vertical angles. If angle WPT is 2x and angle GPR is 30 degrees, what is the value of x?
x=15
What is the area of a circle with the diameter of 14 cm. Use 3.14 for pi
153.86 sq cm
On a map, 1 inch equals 150 miles. The border between two states is 5.5 inches long on the map. What is the actual length of the border?
825 miles
______ have a sum of 180 degrees
A blueprint of a room is drawn to a scale of 2 inches = 7 feet. The actual length of one wall is 56 feet. What is the length of this wall on the blueprint?
The length in the blueprint is 16 inches
Angle A and angle B are complementary angles. If angle A is 4x and angle B is x+5, what is the value of x?
x=17
The length of the minute hand of a clock is 16 inches. What is the length of the path traced by the outer tip of the minute hand in one hour? Use 3.14 for pi
100.48 in
What is the area of a semi-circle with a radius of 12 inches? Use 3.14 for pi.
226.08 sq inches
The________ of a circle is half the length of the diameter.
radius
Information: Meeting room has a width on 2.5 inches and a length of 5 inches. The scale is 1in = 4 yards
Solve: What is the actual area of the meeting room in square yards?
200 square yards
Angle A and angle B are supplementary angles. If angle A is 3x+4 and Angle B is 4x-6, what is the value of x?
x=26
The diameter of the logo at the center of a basketball court is 10 feet. What is the area of the logo? Use 3.14 for pi
A = 78.5 sq ft
Identify a pair of adjacent angles using the proper angles names (see back board).
teacher discretion
_______________angles sum to 90 degrees.
Complementary
If a room is covered in 512 square feet of tile needs to be replaced and tile costs $4.90 per square foot, how much money (before tax) is needed for new tiles?
$2,508.80
Angle A and angle B are complementary angles. If angle A is x+18 and Angle B is 3x-12, what is the value of x?
x=21
The circumference of a bicycle tire is 125.6 centimeters. What is the radius of the tire? Use 3.14 for pi. Round to the nearest tenth has needed
20 cm
What is the perimeter of a semi-circle with a diameter of 18 inches? Use 3.14 for pi.
46.26 inches