A tessellation is a repetitive pattern of polygons that fit together without overlapping without gaps between them. For each tessellation, find the measure of each angle at the circled vertex. Then find the sum of the angles

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.

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Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics