Which set of three angles could represent the interior angles of a triangle?

A. 19,70,91

B. 47,12,41

C. 50,20,20

D. 25,25,100

Line KL has an equation of a line y = 4x + 5. Which of the following could be an equation for a line that is perpendicular to line KL?

Two planes left the same airport traveling in opposite directions at 700 km/h and 750 km/h respectively. How much farther from each other are the planes getting every hour?

Four gallons of gasoline cost $16.80. What is the price of gasoline in terms of gallon per dollar

3. of The completely factored form 2d4 - 6d - 18d2 - 54d is

Why 1+1+1+1 + ... + 1 is not geometric sequence

You and your friend are swim team. You want to beat your friend at the next swim meet so you decide to swim 15 minutes longer than she does one day at practice

The figure below shows a rectangular prism and a cube: How many such cubes are required to completely pack the prism without any gap or overlap? the length is 6in. width is 5/6 and the height is 1 2/6 the cube side is 1/6

Write the number with the same values as 28tens

If Carrie got 18 out of 20 questions correct on a test what percents was correct

The janitor at a school discovered a leak in a pipe. It was leaking at a rate of 15 do oz per hour. How fast was the pipe leaking in gallons per day?