Step-by-step explanation:
complete
it needs about 20 words to be able to send so i am just typing. I hope it helped you
The formula for the area of a triangle is area=

. So when you plug in the given values: Area=

. When you convert all the numbers to fractions: Area=

. You multiply across the numerators and divide by the product of the denominators and get 137.25

.
Answer:
I think is it b.
Step-by-step explanation:
I am not much sure of it
8666.875
where is your calculator?
(61+70+67+77+103+90)/6= 78