How much do you save per class by taking the longer-term class: weight training, $230 for 18 weeks (54 classes) or $400 for 36 weeks (108 classes)?

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

What’s the answer ? use the picture to see the problem

Plz ( true - false) all triangles have interior angles whose measure sum to 90.