A plane that has more than one agent
The answer is a, brainliest?
Answer:
because the length is 4 feet more than the width
=> the length is x + 4 (feet)
because the base has an area of 21 square feet
=> x(x + 4) = 21
<=> x² + 4x = 21
12 ft is your answer hope that helps
Answer:
Answer Undefined
Step-by-step explanation:
This line is a vertical line because the x coordinate is the same on both points (5 is the x coordinate in both points). Vertical line's slopes are undefined because they go from up to down.