If x:6 as 3:9, then x is equal to

What is the measure of the smallest angle in the diagram? 15 29 32 45

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

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0