Answer:
?=9
Step-by-step explanation:
We have a special right triangle, the 45-45-90 triangle.
In a 45-45-90 triangle, the side lengths are x, and the hypotenuse is x√2.
Since we know that the side length is 9, this means that:
The ? is 9.
T represents the amount of time it will take him to travel 200 meters if he swims at 45 meters per minute.
tell me
Answer: 4
you have to find prime factors of each number
11