21 terms

11-1

Find two integers that make each equation true. m^2=100/25

Find two integers that make each equation true. m^2=100/25

10/5, -10/5

11-2

Use the Pythagorean Theorem. a=5 cm., b=12 cm., c=?

Use the Pythagorean Theorem. a=5 cm., b=12 cm., c=?

c= 13 cm

11-5

What is the formula for the hypotenuse of a 45-45-90 triangle?

What is the formula for the hypotenuse of a 45-45-90 triangle?

hypotenuse= x(√2)

11-6

What does Soh Cah Toa stand for?

What does Soh Cah Toa stand for?

Sine Opposite Hypotenuse, Cosine Adjacent Hypotenuse, Tangent Opposite Adjacent

12-2

Draw a box and whisker plot for these set of numbers: 36,43,24,52,18,30,34,36,20. What is the median?

Draw a box and whisker plot for these set of numbers: 36,43,24,52,18,30,34,36,20. What is the median?

median: 34

12-1

Describe a set of data that would be easier to display with a frequency table than with a histogram.

Describe a set of data that would be easier to display with a frequency table than with a histogram.

Answer may vary. Example: data in which one or more numbers occur with a high frequency.

12-6

Use the Counting Principle to find the number of permutations possible. S,I,T

Use the Counting Principle to find the number of permutations possible. S,I,T

6

12-8

A worker takes 100 eggs at random from a shipment of 120,000 eggs. The worker finds that four eggs are bad. Estimate the total number of bad eggs.

A worker takes 100 eggs at random from a shipment of 120,000 eggs. The worker finds that four eggs are bad. Estimate the total number of bad eggs.

4,800 eggs

12-9

You toss five coins. What is the theoretical probability that you will get five heads?

You toss five coins. What is the theoretical probability that you will get five heads?

answers will vary.

13-1

Find the next three terms of each sequence. 0,5,10,15....

Find the next three terms of each sequence. 0,5,10,15....

20,25,30

13-7

What is the mnemonic for multiplying binomials. Solve (x+2)(x-1).

What is the mnemonic for multiplying binomials. Solve (x+2)(x-1).

FOIL. x^2-1x+2x-2.

4-1

Is 53 divisible by 9, explain.

Is 53 divisible by 9, explain.

No, 53 can not be divided by 9, there will be a remainder of 8.

4-3

State whether each number is prime or composite.

19, 27, 38

State whether each number is prime or composite.

19, 27, 38

prime, composite, composite.

4-4

Write 3/9 in simplest form.

Write 3/9 in simplest form.

1/3

4-5

Bob and two friends are playing with 3 different colored balls, each person gets each ball 3 times, how many passes were there?

Bob and two friends are playing with 3 different colored balls, each person gets each ball 3 times, how many passes were there?

9 passes

4-6

Write three fractions equivalent to 3/5.

Write three fractions equivalent to 3/5.

answers may vary. Examples: 6/10, 9/15, 15/25

5-2

Write 3/5 as a decimal.

Write 3/5 as a decimal.

.6

5-3

Find the sum or difference, 3/16+7/16, 3/10-7/10. Simplify if possible.

Find the sum or difference, 3/16+7/16, 3/10-7/10. Simplify if possible.

5/8,-4/10

5-4

Find the product and quotient. Simplify if possible.

2/3(1/5), (1/2)/(1/3)

Find the product and quotient. Simplify if possible.

2/3(1/5), (1/2)/(1/3)

2/15,3/2 or 1 1/2

5-7

Solve the equation.

b+4/5=9/10

Solve the equation.

b+4/5=9/10

b=1/10

5-9

Simplify the expression.

(3(2))^2

Simplify the expression.

(3(2))^2

36