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Scientific Notation
Pythagorean Theorem
Distribution
Fractions
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100
Write the number in standard form: 4.539 x 10^-4
.0004539
100
Label the parts of a right triangle using the terms LEG, LEG, HYPOTENUSE.
The two legs form the right angle. The side across from the right angle is the hypotenuse.
100
2(3x - 2) = 14
x = 3
100
Which fraction is larger? 1/3 or 4/9?
4/9
100
These numbers are what type of numbers in the real number system? -1, 0, 32, 2/3
Rational
200
Write the number in scientific notation: 107,204,010,000,000
1.0720401 x 10^14
200
Using the converse, do these measurements make a right triangle? 3 in., 4 in., 5 in. Justify your answer.
Yes; 3^2 + 4^2 = 5^2
200
0.5(2x + 4) = 10
x = 5
200
2/5 + 1/4
13/20
200
(4 x 10^8) ÷ (16 x 10^4)
2.5 x 10^3
300
(3 x 10^4) x (2 x 10^15)
6 x 10^19
300
Statement: A triangle is a right triangle if _______________. Converse: If a^2 + b^2 = c^2, then __________________.
Statement: A triangle is a right triangle if a^2 + b^2 = c^2. Converse: If a^2 + b^2 = c^2, then the triangle is a right triangle.
300
3 - 2(4x + 5) = 9
x = -2
300
5/6 - 1/2
1/3
300
The population of the United States is 3.2 x 10^8 people, and the population of China is 1.36 x 10^9 people. How many times larger is the Chinese population? Write your answer in standard notation.
4.23
400
4.5 x 10^5 + 3.2 x 10^3
4.532 x 10^5
400
Find the missing length. Round to the nearest tenth.
8.1 in.
400
6 + 3(2x - 4) = 10 - 2x
x = 2
400
2/5 x 1/4
1/10
400
(4.39 x 10^-5) - (3.72 x 10^-8)
4.38628 x 10^-5
500
(2.7 x 10^-1) - (4.6 x 10^-3)
2.654 x 10^-1
500
Find the length of the missing side x. Round to the nearest tenth.
9.8 cm
500
10 - 0.5(4x - 6) = 2 - 3(x + 4)
x = -23
500
3/4 ÷ 1 1/2
1/2
500
What is the definition for irrational numbers?
A number whose decimal part goes on forever and ever without repeating.