Areas of shapes
Area of a rectangle with side lengths 3cm and 4cm
12 square cm
What is a 90º angle called?
Right angle
What is a mean?
The average of a data set
21-7(3)
0
Simplify 9/12
3/4
Area of a square with side lengths of 5cm
25 square cm
What is the term for 2 angles that add together to make a 90º angle
complementary angles
What is the term for the result of numbers that have been multiplied by each other?
The product
28(3/4)
21
Simplify 33/48
11/16
Area of a triangle with legs of 7cm and 4cm
14 square cm
What is the term for an angle greater than 90º but less than 180º
obtuse angle
What is the number 3.141592653589793238462643383279502884...
pi or π
12-(2^3)
4
Simplify 750/9000
1/12
Area of a circle with a diameter of 30ft
225π or about 706.86 square ft
What is the term for an angle less than 90º
acute angle
What does this symbol mean | |? Hint: It makes a value positive.
Absolute value
4x-12=0
x=
3
Simplify 74/64
37/32 or 1 5/32
Surface area of a cube with side lengths of 7cm
294 square cm
What is the measure of an angle that is on third of the measure of a 90º angle
30º
What is a monomial?
a polynomial with one term (terms are separated by + or -)
3x-7=12x+11
x=
-2
Simplify (10-(3*2))/(7+7)
2/7