Expand/Factor
Expand: 3(x + 4)
What is 3x + 12?
The number of students in four classrooms is 28, 30, 31, and 31. What is the mean number of students in the four classrooms?
What is 30 students?
You have a triangle with two congruent angles, 50 degrees each. What is the measure of the 3rd angle?
What is 80 degrees?
What is the area of a triangle with vertices at (0, 0), (0, 4), (4, 5)?
What is 8 square units?
There are 12 girls and 15 boys in a classroom. What fraction of the students are boys?
What is 5/9?
Factor: 3wx + 18wy
What is 3w(x + 6y)?
Norton started driving at 9 a.m. By noon, he had traveled 162 miles. What was his average speed?
What is 54 mph?
You have a triangle with two congruent angles. What type of triangle is this classified by angles?
What is acute?
A triangle has vertices (1, 1), (3, 2) and (3, 1). Use the pythagorean Theorem to find the 3rd side.
What is the square root of 5 units?
Arrange these numbers from least to greatest.
1.3, 0, 0.13, 1/3, 1, -1/3
What is -1/3, 0, 0.13, 1/3, 1, 1.3?
Expand: 5(x + y + z)
What is 5x + 5y + 5z?
The number of students in 6 classrooms is 27, 24, 26, 15, 30, and 28. What is the mean number of students in the six classrooms?
What is 25 students?
You have a triangle with two congruent sides. What type of triangle is this classified by sides?
A triangle has angles of 30 degrees and 20 degrees. What is the measure of the 3rd angle?
What is 130 degrees?
Compare: √(25) - √(9) ___ √(25 - 9)
What is <?
Factor: 18x - 27
What is 3(6x - 9)?
A flock of geese started flying south at 9 a.m. By noon, they had traveled 114 miles. What was their average speed?
You have a triangle with 3 equivalent angles and 3 equivalent sides. What type of triangle is this?
What is equilateral and equiangular?
A triangle has side lengths of 30 m, 40 m, and 50 m. What is the perimeter of this triangle?
What is 120 m?
There are 12 girls and 15 boys in a classroom. What fraction of the students are girls?
What is 4/9?
Expand: 3(2x - y + 5z)
What is 6x - 3y + 15z?
The four pencils in Julio's desk have these lengths: 7 1/2 in., 5 3/4 in., 5 in., 2 3/4 in. What is the average (mean) length of the four pencils?
What is 5 1/4 in.?
A triangle has one angle greater than 90 degrees. What type of triangle is this based on the angles?
What is obtuse?
A right triangle has side lengths of 30 m, 40 m, and 50 m. 30 m and 40 m make up the right angle. What is the area of this triangle?
What is 600 meters squared or 600 square meters?
Simon ran and jumped three times. The lengths of his jumps are shown below.
4.23 m, 4.27 m, 3.97 m
His longest jump was how much longer than his shortest jump?
What is 0.3 m?