1 .What are the basic skin types? Sensitive, acne, aging
Dry, Normal to Dry, Normal to Oily, Oily
Dehydration, irritation, sun-damaged

normal, oily, dry, combination and sensitive.

Explanation:

answer: this problem has only trivial solutions, with all points on the same line. x=5 or x=7/5.

step-by-step explanation:

there are three triangles, and three unknowns: x, y=length of middle segment, and z=cos(angles marked with red arc).

we need

and law of cosines,

the three equations are

see attached image for solution.

the answer is a. mothma gupta.