Which of the following figured is not a polygon?

A motorboat traveling a distance of 120 miles in 2 hours while traveling with the current. Against the current, the same trip took 3 hours. Find the rate of the boat in calm water and the rate of the current.

Which number can each term of the equation be multiplied by to eliminate the fractions before solving? m-3/4m-1/2=2+1/4m

In a certain Algebra 2 class of 28 students, 5 of them play basketball and 21 of them play baseball. There are 5 students who play neither sport.

What is 3ft to 8 yd as a simplified fraction

Part A: Find a rational number that is between 5.2 and 5.5. Explain why it is rational. Part B: Find an irrational number that is between 5.2 and 5.5. Explain why it is irrational.

Write the fraction as a percent. round to the nearest tenth of a percent if necessary. 4/5

42 divided by 3 how many are in each group

Josh has a box of ballons. in that box he finds that 1/8 of the ballons are blue out of 120 ballons in the box the rest is red. how many blue ballons are in the box?

If x + y = 28 and x - y = - 4, then find the numerical value of y

Bella pays 7 payments of $5 each to a game store. she returns one game and receives $20 back. What is the change to the amount of money she has ?