go to your profile click on picture and you can add one
5 cupcakes = $7.5
18 cupcakes = $27
(a)^2+(b+22)^2=(c+44)^2. Then just solve for the variables
For this there is a dotted line going through -2 on the graph and the shading is on the right side of the grid so -2,-1, and every positive number.
For 3, it is an isosceles triangle and it is an acute triangle.