At a department store, a coat that normally sells for $50 is on sale for $35. What is the percent decrease in the cost?

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c