Answer:
2/9
Step-by-step explanation:
The ratio is 12/54 which can be simplified by dividing the numerator and denominator by 6 to get 2/9
SAS triangle because a SAS stands for side angle side that's how u always know
260 cm²
Please see the attached picture for the full solution.
10-x =5
-x= 5-10
-x = -5
x= 5