Need Help ASAP : Math Question : Professional football field is 160 feet wide. What's the width of the field in yards?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

Which set of lengths could represent the sides of a triangle? a. 3, 7, 10 b. 4, 5, 10 c. 6, 8, 14 d. 12, 6, 7

Which answer choice is it? is it the first ,second,third or fourth giving 40 points for whoever answers correctly you