Real Numbers
Write 4-5 using positive exponents. Evaluate.
1/1024
Does a clockwise rotation rotate to the right or left?
Right
What does c2 represent in the Pythagorean Theorem?
The hypotenuse
The interior angles of a triangle add up to ______ degrees?
180
What is the formula for the volume of a cone?
V=1/3pir2h
Simplify -(square root 64/16)
-2
Would you classify a scale factor of 1/2 as an enlargement or reduction?
Reduction
What is the Pythagorean Theorem?
a2+b2=c2
The area of a square carpet is 256 square feet. What is the perimeter of the carpet?
64 feet
What is the base area of a cylinder?
A=pir2
Simplify 62*64
46,656
Does x or y flip signs when you reflect over the x-axis? (x, y)
y! (x, -y)
Right triangle has side lengths a=5, b=7, find c. Round to the nearest tenth.
c=8.6
What is the distance between points A(-6, 9) and B(4, -8)? Round to the nearest tenth if necessary.
19.7 units
A snow cone has a height of 18 cm and a radius of 6 cm. What is the volume of the snow cone? Round to the nearest tenth.
V=678.6 cubic centimeters
Simplify (a6b3c)2
a12b6c2
If point A(-7, 2) is translated 4 units down, and 9 units right, what are the coordinates of the translated image?
A'(2, -2)
Right triangle has side lengths a=8, c=12, find b. Round to the nearest tenth.
b=8.9
A triangle has interior degrees of 40, 60 and (3x+20). What is the value of x?
x=20
A can of soup has a height of 5 in and a diameter of 3 in. What is the volume of the can of soup? Leave answer in terms of pi.
V=11.25pi cubic inches
Simplify 20a2b5c/4a-2b3c
5a4b2
I want to enlarge a figure that is 5 inches by 8 inches using a scale factor of 3. What is the area of the new image?
A=360 square inches
A rectangle has a length of 15 in and a width of 6 in. What is the length of the diagonal? Round to the nearest tenth.
16.2 in
Rectangle ABCD is similar to rectangle HIJK. Rectangle ABCD has a length of 7 units and a perimeter of 22 units. Rectangle HIJK has a length of 14 units. What is the perimeter of rectangle HIJK?
44 units
A volleyball has a diameter of 30 cm. What is the volume of the air inside the volleyball? Leave answer in terms of pi.
V=4500pi cubic centimeters