All you have to do is figure out the bases of the figure and use the 12 and 13 in your problems and you should be able to get the right answer.
Answer:
I'm sorry but I don't know English so I can't help you
Step-by-step explanation:
how do i tell you i don't know english so i can't help you friendy and well, I don't know why it won't let me upload my answer xd