Multiply and write the
product in scientific notation:
(2,5 X 10)(1.3 X 109)

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 sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Can you me find the missing length. i attached an image.