A gardener drew this diagram to find the area of land inside a right-triangular shaped fence. The length of fence b is 130 feet. The measure of angle A is 42°.

What is the area of land inside the fence rounded to the nearest square foot?

7605 ft²
8502 ft²
15310 ft²
17003 ft²

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?