Quadrilateral wxyz has vertices w(-3, 4), x(1, 8), y(8, 7) and z(-2, -3). the quadrilateral is an isosceles trapezoid.

true or false?

Which triangles area would be calculated using the trigonometric area formula

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.