The area of a parallelogram is 273, and the lengths of its sides are 16 and 34. Determine, to the nearest tenth of a degree, the measure of the obtuse angle of the parallelogram.

Abe is a triangle. can you use the sss postulate or the sas postulate to prove triangle abc = triangle aed? by sss only neither apply both apply by sas only

Evaluate cos2θ for cosθ = square root of 3/2

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase