Use the area to find the radius. If you could include steps that’ll be very helpful :)

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)