Properties
Which property is demonstrated?
4/5 *5/4 = 1?
Inverse Property of Multiplication
Decimals that stop or repeat are _________ numbers.
rational
Find the interior angle sum for a convex 13-gon.
1980 degrees
What is built by multiplying the highest powers of all factors present in prime factorizations of numbers?
Least Common Multiple
In how different ways can the letters in "DECIMAL" be arranged?
7!=5040
Which property is demonstrated?
x(yz)= (xy)z
Associative Property of Multiplication
Decimals that go on forever without a pattern are ___________ numbers.
What is the measure of a single interior angle of a regular dodecagon (12 sides)
150 degrees
What is built by multiplying the lowest powers of only the common factors in the prime factorizations of numbers?
Greatest Common Factor
Simplify:
(-3^2 - 3^3 + 12div6 xx2)/(-(-4)^2 + 32 (1/2))
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Which property is demonstrated?
(-a) + a = 0
Inverse Property of Addition
Any number that is positive, negative, or zero is _______.
Real
What is the supplement of an angle measuring x degrees?
180 - x degrees
Expand using distributive property: 3x(x -5)
3x2 - 15x
(12div6*2-4^0-3)/(-3^2+18div2
Indeterminate
Give an example of the identity property of addition.
6 + 0 = 6
Which number set is represented by:
{...-4, -3, -2, -1, 0, 1, 2, 3, 4,...}
Integers
What is the area of the trapezoid with bases 10 inches and 14 inches long, with a height of 7 inches?
84 inches2
What is the LCM of 40, 45, and 70?
2520
Name all the number sets to which 9.1592836580 belongs.
Real, Rational
Which property says that if ab = 0, then a = 0 or b = 0?
Zero Product Property
Name all five number sets to which 11 belongs.
Real, Rational, Integers, Whole, Counting/Natural
How many cubic feet are in 4 cubic yards?
108 cubic feet
Evaluate:
-4^2-(-4)^2-(-4)^3
32
If (8 - x) - 2(3x - 4) = 5x + 3, what is 12x - 2?
11