What is the value of y in the exponential decay function when x equals 3? y=0.25x

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

A.s.a.! similarity in right triangles, refer to the figure to complete this proportionc/a = a/? a.) cb.) hc.) rd.) s