21/4 = r - 4/5 i need figuring out this promblem

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

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.