Explain what degree of accuracy is required when completing Calculations. Give an example to explain your answer​

Find the value of the cosine for angle a

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Arectangle plot measure 20ft. by 30ft. a 3-ft.-wide sidewalk surrounds it. find the area of the sidewalk.