exam Maths Puzzle Numerical Ability

The area of triangle ABC is 20 square units. If angle A = 130o and b = 6, find the value of c.

Read Solution (Total 0)

exam Other Question

I am really confused with this homework problem.

I have two triangles that are congruent. The first triangle's measures are the sides of AB=13, AC=x(unknown), and the base BC= How would I solve this system by graphing, and what would be the coordinates?
3x + y = 6
3x = y = 0