Triangle DEF has vertices located at D(2, 1), E(3, 5), and F(6, 2). Part a: Find the length of each side of the triangle. show your work.
Part b: find the slope of each side of the triangle. show your work.
Part c: classify the triangle. explain your reasoning.

Acontractor needs 54 square feet of brick to construct a rectangular walkway. the length of the walkway is 15 feet more than the width. write an equation that could be used to determine the dimensions of the walkway. solve this equation to find the length and width, in feet, of the walkway.

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Which of the following lines is parallel to x=4? a- 3y=9 b- y=4 c- x=2 d- x=y answer this as soon as possible xoxo lo ; )