The vertices of a triangle are located at x(-2,-1), y(2,5) and z(4,3). what is the perimeter of this triangle?

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?