What is the sum of the square root of negative 2 and the square root of negative 18

A garden that is 5 feet by 6 feet has a walkway that is 2 feet wide around it. What is the amount of fencing needed to surround the walkway? A. 13 feet B. 26 feet C. 30 feet D. 38 feet

One student can paint a wall in 15 minutes. Another student can paint the same wall in 20 minutes. Working together, about how long will it take for them to paint the wall?

True or false? The law of cosines reduces to the pythagorean theorem for right triangles.

Fred has saved 3 quarters from washing cars how many cents does Fred have

How do you write a ratio as a fraction in the lowest terms 679 days to 581 days what is the ratio

What does mean non proportional

On a particularly strange railway line, there is just one infinitely long track, so overtaking is impossible. Any time a train catches up to the one in front of it, they link up to form a single train moving at the speed of the slower train.

Simplify each expression 24-8 divided by 2

30 feet is how many yards

how do yo solve linear equations