Area
A rectangular rug is 6 feet by 9 feet. What is the total area of the rug.
54 feet
What is the perimeter of a square with a side length of 7 inches?
28 inches
What is a word that describes the total distance around the outermost boundary of a 2D shape?
Perimeter
What is the definition of a composite number?
a composite number is a positive integer greater than 1 that has more than two factors.
This type of angle measures exactly 90 degrees and is often marked with a small square in the corner.
right angle
A triangle has a base of 8 inches and a height of 5 inches. What is the area?
20 square inches
A rectangle has a width of 7 and a length of 14. What is the perimeter of the rectangle.
42
What is it called when the shape has all of the same length sides?
Equilateral
What is the smallest composite number?
4
Any angle that measures more than 0 but less than 90 degrees is called
What is the area of a right triangle when the base is 10 cm has a hypotenuse of 13 and a height of 12 cm.
60 square cm
An equilateral triangle has a perimeter of 45 centimeters. What is the length of one of the sides?
15 centimeters
In a right triangle, this is the specific name for the longest side, located directly across from the 90-degree angle.
Hypotenuse
What is the smallest odd composite number?
9
In a triangle, the sum of all three internal angles will always equal this many degrees.
180 degrees
A square sized garden has a perimeter of 20 cm. What is the area?
25 square meters
A rectangle has an area of 24 and a width of 4. What is the perimeter of the rectangle?
20
This term refers to lines that are the same distance apart and will never intersect, no matter how far they extend.
Parallel lines
This number is the "lonely" exception: it is the only positive integer greater than zero that is neither prime nor composite. What is it?
1
An angle measures 115 degrees. What would this be called?
obtuse
If you double both the length and the width of a rectangle, the original area is multiplied by what?
4
If you cut a square with a perimeter of 40 inches exactly in half to make two identical rectangles, what is the perimeter of one of these triangles?
30 inches. (The square had sides of 10. Cutting it in half creates a 10 by 5 rectangle. 10 + 10 + 5 + 5 = 30)
What is it called when there are no equal sides of a triangle?
Scalene
Of the numbers 21, 31, and 41, what is the only composite number?
21
In a right triangle, if one of the acute angles is 40 degrees, what is the measure of the other?
50 degrees