What is the equation of the line that passes through the point
(
−
7
,
−
4
)
(−7,−4) and has an undefined slope?

Hi my sisters and brothers can tell me the answer because i don’t understand the question

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.

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2