Which type of arc measures exactly 180 degrees

Lisa, Beth, and Tim painted their grandparent's house. • The amount of time Lisa painted can be represented by x.

20x+5y=-15 solve for y

If my son was born june 2016 what year will he graduate high school

In his garden Tim plants the seed 2 1/2 in. below the ground. After one month the tomato plant has grown a total of 10 1/4 in. How many inches is the plant above the ground?

what is sum of 2.39 and - 130

The radius of a sphere is 7 in. What is the sphere's volume? Round to the nearest tenth, if necessary.

Express 14100000 in scientific notaion

Gabrielle's age is two times Mikhail's age. The sum of their ages is 27 . What is Mikhail's age?

Suppose a population of 40 crickets doubles in size every month is this situation exponential or linear?

You saved 850$ from your summer job last summer. You put it in a account that earns simple interest each month. After 9 Months your account is worth 1,003$. What percent interest did you earn each month?