Which triangle is a 30°-60°-90° triangle? ?

99 points create an expression equivalent to 3(4x -2) -5x + 10 using the least number of terms. (1 point for expression and 1 point for showing your work)

Answer these questions showing your work plz

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.