Which of the following represents the length of a diagonal of a trapezoid with vertices of (-b,c), (b,c), (-a,0), and (a,0)?

Question

1- sq root (a+b)^2-c^2

2- sq root (a-b)^2 - c^2

3- sq root (a-b)^2 +c^2

4- sq root (a+b)^2 +c^2

Answer 1

Draw a diagram. The answer is clearly (4)

Answer 2

Thank you

Answer 3

1.D
2.C
3.A
4.C
5.B
6.D
100% correct you can trust me