The answer is 15 cm. Hope I could be of help! ; )
Do u still need the answer its been a week now!
1) 0.0123456789
2) yes
3) yes
4) 1,073,741,824
5) 1.00000000E + 15
Answer:
12. 
13. 9√2
Step-by-step explanation:
12. 4√3-√12+√18
4√3-2√3+√18
2√3+√18

13.(2√12-3√1/3)√6
(4√3 - 3√(1/3))√6
4√18 - 3√(6/3)
12√2-3√2
9√2
Answer:
283
Step-by-step explanation:
Combine like terms and open up the parenthesis to make it easier to compute. Have a good day, hope this helps.