Add 6/7 + 80/9 . enter your answer below as an improper fraction in lowest terms, using the slash ( / ) as the fraction bar.

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

The figures below are made out of circles, semicircles, quarter circles, and a square. 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).

Write the expression 7x^3-28xy^2 as the product of 3 factors