What does the sum of interior angles of a triangle add up to?

Liza comes to the swimming pool once every 6 days. Jenny comes once every 4 days and Olga comes once every 10 days. This Monday all of them were in the pool.

22. The area of a rectangular room is given by the trinomial ^2 + 3 - 40. What are the possible dimensions of the rectangle? Use factoring.

Is 800cm = than 2km

The sum of three numbers is 54. The third number is 2 times the second. The second number is 10 more than the first. What are the numbers?

Rewrite (2 + 6) 5 using the Distributive Property.

To use the two sample t procedure to perform a significance test on the difference of two means, we assume: a) The populations' standard deviation are known. b) The samples from each population are independent. c) The sample sizes are large.

The USA won 15 Wimbledon championships. Sweden and Switzerland both won 7. Australia won 6, German won 4, and Spain won 2. Write the Ratio that compares the championships won by Australia to the total number of championships. Explain it's meaning.

How many solution does x^2=4x-5 have

Leonard used 2/7 of his paycheck

Write two numbers that are multilied together to get to 75 but are added together to get 10?