Help lol i have no idea

What is the measure of angle tvu shown in the diagram below

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1