Answer:
its easy, 5 multiplied by 5 is?
Step-by-step explanation:
Multiply 5 by 5 and thats how much
The ratios for 30:60:90 are x:sqrt(3)x:2x
I do believe it is 12 as well considering the fact that it's negative three and not positive. If it was a positive three then maybe it would be 18.