A triangle has an area of 80 yards and a height of 10 yards how long is the base of the triangle

Find the mean (average) of each set of numbers. Round your answer to the nearest tenth 17, 17, 11, 10, 1, 20, 17, 17

3x + 1 = y; 2x + 3y = 25

When factored, the trinomials x^2-2x-15 and x^2-9x+20 have one binomial factor in common. What is this factor? 1. x-7 2. x+7 3. x-5 4. x+5

The sentence 3 + (5+2) = (5+2) + 3 illustrates A: the commutative property of addition. B: the associate property of addition. C: the distributive property of multiplication over addition. D: the additive identity element.

What is answer to 3x^2 + 72=33x

What is reference angle for 150 degrees

Which function is decreasing? A. Price of a house as a function of size B. Numer of soft drinks sold at a ballpark as a function of outdoor temperature C. The time it takes the ice to melt as a function of temperature. D.

Assume that you select 4 coins at random from 8 coins: 6 dimes and 2 quarters. what is the probability that all of the coins selected are dimes? enter your answer as a fraction

What is the value of 2 in 5,678.321

Ken finished one-half of his homework problems at school. He finished two thirds of the remaining problems at home. He had 5 problems left. How many problems were there in total? A. 20 B. 25 C. 30 D. 40 E. 60