Blueberry cost $4.00 per pound enter the answer for each question in the box. how many pounds of blueberries can you buy for $1.00

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.