Answer quickly and correctly.

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

How do u write a function for the reflection across the y axis

The area of each triangle is 7 square units. the surface area of the triangular prism is