Answer: C
Step-by-step explanation:
It's 90pi m^2 I just used a online SA cone calculator. otherwise you need to know or look up the formula and put in the radius and height.
Answer:
12/77
Step-by-step explanation:
-3/7 ÷ -11/4
switch the numerator and denominator around because of division
-3/7×-4/11=12/77
as negatives cancel each other out
Since she was saving 400, she would have to save 12.5% of her new paycheck.
4000x.1= 400
3200x.125=400