A trapezoid has sides of length 6.7 kilometres, 2.9 kilometres, 6.7 kilometres and 4.5 kilometres. What is the perimeter?

Which graph represents the solution of the inequality?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

If a is a nonzero real number then the reciprocal of a is