If the lengths of two sides of a triangle are 6
and 8, the length of the third side may be

If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?