The length of it is 4 because the rectangle
Answer:
I'm guessing G
Step-by-step explanation:
<h3>
Answer: Choice A 
</h3>
The R stands for "rotation". The "O" as a small subscript means "origin" which is where the x and y axis cross. The 90 degrees means we rotate 90 degrees counterclockwise. This is equivalent to 270 degrees clockwise, but writing
is not correct as we don't rotate 270 degrees counterclockwise.
Answer:
I’m not really sure but I think it’s number 2
Step-by-step explanation:
The triangle is a right triangle so use the Pythagorean theorem.
a² + b² = c²
15² + b² = 17²
225 + b² = 289
b² = 64
b = √64
b = 8
Hope this helps :)