1
Trey and his father are building a boat. They need a board that measures about √54 inches wide. About how wide is this board, and to which number set does it belong?
7 inches, irrational numbers
What does this sign mean √ ?
Square Root
What is the square root of 144?
12
What is the cube root of 8?
2
What does it mean to cube something?
Multiply a number by itself three times.
Reorder and list the following numbers from least to greatest. 43%, 2/5 , 3/7 , .042222(repeating)
2/5 , .42222 , 3/7 , 43%
Trey is wanting to build a square bbq pit in his backyard that has an area of 225 ft2 using a wooden landscaping border. What is the total length of the wooden landscaping border needed to build the garden?
60 feet
√50 is about ?
7.1
√265
17.3
What positive integer is closest to the value of V345
18.6
Is it possible to have an integer between the numbers -8 and -9
No because the values between -8 and -9 are not whole numbers. Integers have a positive and negative whole number
What is a whole number?
The set of all positive numbers starting with 0
√81
9
Classify the number 7/8
Rational, and real
2/3 as a decimal
.6 repeating
A group of 121 students needs to be arranged in a square formation for a halftime performance show. How many students should be lined up in each row?
11 students in each row.
Order the numbers greatest to least
√3, -√8, 2, √9 , -√16
√9, 2,√3,-√8,-√16
True or false? Squaring a number is the same as multiplying a number by 2? Explain
False! Squaring a number is multiplying a number by itself.
Ms. Paxton is wanting to build a square garden in her backyard that has an area of 144 ft2 using a wooden landscaping border. What is the length of one side of the garden?
12
estimate the √19 using the powerhouse. Show me your work
4.3
x2 = 1.44 what is the value of x?
1.2
Laci and her brother are building a boat. They need a board that measures √38 inches wide. About how wide is the board and to which number set does it belong?
6.2 inches, irrational
Kathy is using a formula s= √30d to determine the speed of a car before the brakes are applied. In this formula, s is the speed of the car (in miles per hour), and d is the braking distance. If Keith’s car has a braking distance of 5 what is the speed of the car rounded to the nearest tenth?
12.2
It took Dakari 28.25 minutes to finish cleaning his math homework. It took his friend Randi 28 and 1/8 minutes to finish her math homework. Which of the two friends finished their math homework the quickest? Explain
Randi won!
Order the following from greatest to least.
√121, pi2 , 11.2, √130
√130, 11.1, √121, pi2