Which equation correctly shows how to determine the distance between the points (9,-2) and (6.3) on a coordinate grid?
A. d=V(6-3)2+(9–1–2)
B. d=V(6=3)2 + (9+(-2)
C. d= V(6–9+(3-(-2))2
D. d=V(6+ 9)+ (3+ (-2)

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Simplify the expression. -2/5(10+15m-20n)

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?