A tree needs to be staked with four wires. Each wire is attached to the trunk 3 feet above the ground, and then anchored to the ground 4 feet from the base of the tree. How many feet of wire is needed for 7 trees???

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Answer for 10 points show work you guys in advanced < 3

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent