Two angles are vertical angles. One angle is labeled 2x. The other angle is labeled (x + 30). Find the value of x

Asap! i'm not good math and i'm lost.

The function show two sisters' savings account and the rate at which they plan to deposit money

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet