At 15 years old, the diameter of a tree is 3.75in. At 20 years old, the diameter of a tree is 5in. a. Write an equation to represent the age and diameter of this tree. Define your variables.
b. When the tree is 30 years old, what is its diameter?
c. How many years will it take for the tree to have a diameter of 25in?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.