Can someone pls ?

in the figure below, lines m and n are parallel:

in the diagram shown, ∠7 measures 92 degrees. what is the measure of ∠8?

8 degrees
88 degrees
92 degrees
180 degrees

What expression is equivalent to 42x-56y

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.