Which of the following are possible side lengths for a triangle?
A. 9, 4,8
B. 14, 7,6
C. 3, 8, 1

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.

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.