The results of a survey show that 102 students, or 85% of the students, in a survey choose a water park as their favorite summer activity. how many students were in the survey?

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 ?

How is working backward similar to solving an equation?