The length of a rectangle is twice it’s width the perimeter of the rectangle is 42cm Label the diagram with the correct length and width for the rectangle

Can (3,5 and square root 34) be sides on a right triangle?

What term best describes a line ans a point that lie in the same plane

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6