Is the following shape a square? How do you know

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

The surface area of the triangular prism is .

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.