Triangle ABC is dilated from the origin with a scale factor of three which of the following is the new coordinates for point a

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?