Find the perimeter of a triangle with sides that measure 2 1/2 ft, 20 in, and 1/2 yd. answer in inches.

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.

Tan198=asin164=? how to solve this? ?

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax