Write an equation for the sum of the angels of the triangles then solve for x A. 2x degree
B.(5x+2) degree
C. (x-1) degree
triangle measures 180 degree
what is the measure of each angle?

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Tan198=asin164=? how to solve this? ?