What is the length of line segment BC with endpoints (Negative 4 3) and (Negative 4, Negative 4) as shown on the coordinate plane? On a coordinate plane, line B C goes from (negative 4, 3) to (negative 4, negative 4).
3 units
4 units
7 units
8 units

Can someone me with my hwplz(only the circled ones)

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.