Unit D Review. A triangle has the following side lengths: 6ft, 7ft, and 12ft. Is this triangle a Right triangle? Show all work to support your answer.

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Presentation transcript:

Unit D Review

A triangle has the following side lengths: 6ft, 7ft, and 12ft. Is this triangle a Right triangle? Show all work to support your answer

85 is not equal to 144

Find the value of the variable: x = 133

X= 5

Find the length of the line below.

Distance is approximately 11.6 or 11.7

Jordan is at Wal-Mart and is walking to his car. He travels 60 feet due north, then 20 feet due east, around the parking lot and ended up at his car. His friend Michael walked directly from the Wal-Mart across the parking lot and to the car. How many more feet did Jordan walk than Michael?

Difference of ft.

Which of the following examples are rational numbers? a b. c. b. e …f. 2

a,b,d,f

A Polaroid picture is 9in. Squared. What is the length of its sides? The box the Polaroid come in is 64in. Cubed. What is the length of its sides?

Box = 4 in

Solve for the variable

X= 5.8

The area of the circle is 64 in 2. What is the length of the radius?

8 in 2

What is the distance between the following two points? (5, 4) & (1, 1)

D= 5

Find the square and cube roots a. b. c.

a. 13/20 b. 27 c. 1/18

Find the approximate and actual value of x.

X= 16.9

For each of the following statements determine if they are true or false. If they are false, change the whole numbers to make the statement true.

1. False 2. True 3. False

Why is the solution of the equation both negative eight and positive eight?

Negative x negative= positive Positive x positive = positive

Place the following in order from least to greatest.

Find the value of the variable

X= 28.56

The square root of 45 is between which two consecutive numbers?

6 and 7

Which point best represents

D

Prove that the following is a right triangle

2,025= 2,025

All listed are perfect squares and perfect squares are whole numbers and whole number are rational numbers

Solve for the variable

W= 3.95

Identify which numbers are rational and which numbers are irrational.

Irrational: pi, sq. rt. Negative 2, …