What is the distance between points R and S, to the nearest tenth of a unit? A. 6.3 B. 7.2 C. 14.4 D. 20.0

Is the square root of 4 plus the square root of 16 rational?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.