Alaser light, placed 16m from the base of the wall, shines a point on the wall that is 7m up from the ground. at what angle of elevation should the light be set?

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml

Give all possible names for the line shown. calculation tip: lines can be written with either point first.

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?