Please help!! im not great in math.

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.