Can someone help me? I am stuck on this question I would mean the world if u helped me! and tysm for the people who helped me!

Will gve pints stars and brainliest

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints