Plz answer both if you can
the interior angles formed by the sides of a pentagon have measures that sum to 540°. what is the measure of angle b?

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m∠b=

what is the measure of angle a in the triangle?

enter your answer in the box.
m∠a=

Anew movie is released each year for 14 years to go along with a popular book series. each movie is 2 minutes longer than the last to go along with a plot twist. the first movie is 70 minutes long. use an arithmetic series formula to determine the total length of all 14 movies

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?

What is the slope of the line that passes through ( 1,4) and (1,-3)