The perimeter of a rectangle is equal to 10. If the length is halved and the width is doubled, the new perimeter is increased by 4. What is the length of the original rectangle?

Arunning track in the shape of an oval is shown. the ends of the track form semicircles. a running track is shown. the left and right edges of the track are identical curves. the top and bottom edges of the track are straight lines. the track has width 56 m and length of one straight edge 130 m. what is the perimeter of the inside of the track? (π = 3.14) 260.00 m 347.92 m 372.00 m 435.84 m

Find the value of x for which abcd must be a parallelogram -9-6x x-30

What is the reflection image of (5,-3) across the line y = -x?