Answer:
8pi
Step-by-step explanation:
hmu for an explanation
Order of operations is one way
Answer:
1= 115 2=65
Step-by-step explanation:
the two lines with the red arrows are parallel, meaning the angles they create from the line running through them in this case are equal. they're also equal to 180. so, we know that angle 1 is 115 because it's given, and 180-115=65.
Answer: c
Step-by-step explanation: