Denote the size of an exterior angle of the polygon by x. (a) Express the size of an interior angle in terms of x.

(b) It is given that the size of an exterior angle of a regular n-sided polygon is 120 degrees less then that of its interior angle. Find the value of x

(c) Using the sun of exterior angles of polygon, find the value of n.

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Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?

Solve 2x − 1 = 11 for x using the change of base formula log base b of y equals log y over log b.