exam Maths Puzzle Numerical Ability

sixty-two feet of fencing was used to enclose a rectangular pen that was 11 feet wide. How long was the pen?

Read Solution (Total 0)

exam Other Question

The lengths of diagonals of a rhombus are in the ratio 2:1. If the perimeter of the rhombus is 20, find the sum of the lengths of the diagonals.

I know that each side is 5. ( 20/4=5)
I know the diagonals are perpendicular to each other. I have a TI84 plus graphing calculator> Could someone please explain to me how to use it in regards to graphing linear equations Thanks