The sides
12-3a
12-3a
4(2a-5)=8a-40
so for perimeter we + them
(12-3a)+(12-3a)+(8a-40)
=
2a-16
Answer:
5 11/12
Step-by-step explanation:
First convert the mixed number into an improper fraction: 31/6
Find a common denominator:
18/24 and 124/24
124/24+ 18/24 is 142/24 and that is the same as 5 11/12
Hopefully this helps and you can have a lovely day!
Ummmm uh.....fid the perimiter and diamiter and multiply them...
Answer:
77.77
Step-by-step explanation:
you subtract 16 (prediction) - 9 (actual) and divide it by the actual.
Answer:
895
Step-by-step explanation:
if u need to estimate, multiple 5 by 180, and then subtract 5