What is the area of a parallelogram whose vertices are (-4,9), (11,9), (5,-1) and (-10,-1)

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What’s 8y+48 and factor each expression completely

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)