How many 20p coins would you need to make £10?

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

How many zeros does the function f(x)=4x3-x2+1 have

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?