There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and thr rest are eighth graders. how many band students are in each grade level.

answer rather than having to add and subtract the measurements of the semi-circle, notice that the semicircle to the left of ad is actually identical in area to the blank semicircle-shaped space to the left of bc. so if we transferred the red semicircle into the blank space, we would end up with a square of side length 24 cm. the area of a square is s^2 = 24^2 = 676 cm^2.

u also answered this so i think u would know but i am here to

put in or use mine

529 and 531

step-by-step explanation: