Answer:
Following are the solution to this question:
Step-by-step explanation:
Using formula:

In question (1):

In point a:

In point b:


In question (2):

In point a:

In point b:


The 3 question is incomplete, that's why it can't be solved.
Answer:
the answer is 0.98
Step-by-step explanation:
if it not correct plz correct me
Answer:
The radius is always half of the diameter.
Step-by-step explanation:
You find a common denominator (the bottom one) and then add the numerator (the top) but you don't add the denominator, you just make it the same
m = −3/4 is the correct answer. Hope this helps!