PEMDAS
Use PEMDAS to compute the following:
12+27/(5-2)2
15
Estimate the following square root:
Square root of 48
6.9
The dimensions of a trapezoid are:
base 1=4 cm
base 2=14 cm
height=8 cm
What is the area, is square centimeters, of the trapezoid?
72 cm2
Graph y=1/2x-4
See Mr. B
Find the mean, median, and mode of the following list:
2, 4, 8, 3, 4, 6, 9
Mean: 5.1
Median: 4
Mode: 4
(5+3x5-15)2-20
5
Estimate the following cube root:
Cube root of 61
3.9
The trapezoid has an area of 60 square centimeters. What is the value of x?
(See board for drawing)
14 cm
The slope of a line passes through the points (5, -5) and (0,-3). What is the equation of the line?
y=2/5x-3
Find the mean, median, and mode of the following list:
8, 9, 5, 8, 3, 7, 3, 9, 2
Mean: 6
Median: 7
Mode: 3, 6, 9
(2x4-5)2+3
12
The area of a square is 198 square inches. Estimate the length of each side of the square.
Area of a square: A=s2
14.1 inches
A flying disc in the shape of a circle has a circumference of 8pi inches. What is the radius of the flying disc?
4 inches
The equation of a line is y=4x-2. Give a line that is parallel and a line that is perpendicular to this line.
Parallel: y=4x+#
Perpendicular: y=-1/4+#
Find the mean, median, and mode of the following list:
8, 3, 6, 9, 7, 9
Mean: 7
Median: 7.5
Mode: 9
42-4(3)+6
10
A cube has a volume of 730 cubic centimeters. Estimate the length of each edge of the cube.
Volume of a cube: V=s3
9.1 inches
A right circular cylinder has a diameter of 10 inches and a height of 3 inches. What is the volume, in cubic inches of the cylinder?
75pi inches3
A line is bounded by points (-4, 4) and (-2, 2). What is the midpoint?
(-3, 3)
Draw a box and whisker plot using the following list:
6, 3, 9, 5, 7, 2, 5, 5, 3
See Mr. B
5-(4+32)
-8
The area of a square is 72 square inches. Estimate the length of each side of the square.
Area of a square: A=s2
8.5 inches
The radius of circle A is 3. The radius of circle B is twice as long as circle A's. How many times bigger is the area of circle B?
4 times bigger
Find the other endpoint of a line segment if one endpoint is (9, -10) and the midpoint is (4, 8).
(-1, 26)
Identify the mean, median, and mode AND draw a box & whisker plot using the following list:
8, 9, 9, 8, 2, 3, 2, 3, 1, 5
Mean: 5
Median: 4
Mode: 2, 3, 8, 9
Box & Whisker: See Mr. B