Vocabulary
Define Exponent
The number that tells the base to multiply by itself THAT many times.
Messiah is 3 times older than his sister. If s stands for his sister’s age, what expression represents Messiah’s age?
3s
Simplify:
a + b + c + 2a + 3d + b + 4d
3a + 2b + c + 7d
What multiplication problem is 73?
7 x 7 x 7
What is the formula for the Pythagorean Theorem?
a2 + b2 = c2
Our best friends (arrows) are used when we are completing the ____________________.
Distributive Property
Kwantavious has c cups of M&Ms as a snack to divide equally among himself and 7 other friends. What expression represents the number of cups of M&Ms each person gets?
c/7
Juwan’s mancave is divided into two sections, his gaming area and his party area, as shown. He wrote the expression 32x + 35x to show the area of his mancave. What expression is equal to Juwan’s expression?
x(32+35)
When multiplying exponents with the same base, you must ___ the exponents. When dividing exponents with the same base, you must ______ the exponents. When an exponent is negative, you must find its ___ and turn the exponent ___.
DOUBLE JEOPARDY!!
Add; Subtract; Reciprical; Positive
What is the length of the hypotenuse?
a = 3 feet
b = 4 feet
c = ?
5 feet
The Pythagorean Theorem is used to calculate the distance of what?
The hypotenuse
What is the value of the expression below when k = 12?
k2 - 2k
120
Look at the expression 2(8 – 5x). What is its equivalent expression?
16 - 10x
or
-10x + 16
Simplify and evaluate the following expression.
(75)(73)(7)
79 = 40,353,607
There is a ladder placed against the side of a building. The ladder forms a right triangle with legs 6 feet and 8 feet. How long is the ladder?
10 feet
Define reciprocal
To flip
It costs $100 to rent a party room at Chuck E. Cheese's, plus $9 per person for pizza and $3 per person for game tickets. The expression shown gives the total cost for n people. Evaluate to find the cost for a party of 15 people.
100 + 9n + 3n
$280
6 + 11(j + 2)
11j + 28
or
28 + 11j
What expression is equivalent to 93/96?
1/93
Kaiwaiski walked 8 feet to the south and 15 feet to the east, but then he walked in a straight line back to where she started. How far did he walk in all?
17 feet
Squaring a number is the _____ to square rooting a number.
Inverse
Silvia has 4 toy cars more than thrice Melanie’s toy cars. How many toy cars does Silvia have if Melanie has 5?
19 toy cars
5x + 4 + (−2x) + 8x − 5x
4 + 6x
or
6x + 4
Solve: x2 = 36/64
3/4
What is the length of the missing side of a triangle if one leg is 14 feet and the hypotenuse is 50 feet?
48 feet