ariel has test scores of 90, 74, 82, and 90. The next test is the final exam, which counts as two tests. what score does the student need on the final exam to produce an average score of 90?

116

Step-by-step explanation:

(90+74+82+90+x)/5=90

x=450-(90+74+82+90)

x=116

d≈7.07in

step-by-step explanation:

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing

step-by-step explanation: