Yall i need help itś worth 10 points, come on help a person out

Answer: It's.... it's three feet. It's literally congruent. The same.
Answer: 3 feet.
Step-by-step explanation: congruent definition: the same; no difference.
In order to find the answer, just look on the same line on the other shape. It says 3 feet. That means the answer is 3 feet. Examples: 6 is congruent to 6. 3 is congruent to the sum of 2 + 1.