Which of the following is equivalent to -2i(6 - 71)?
(0 - 21)(6 - 71)
(0 + 21(6 - 71
(-2 + 1(6 - 71)
(6 - 21) - (71-21)
need answer asap !

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

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).

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?