Answer:
<em>For 11.</em>
Lets lay out the equation with the info we have.
v = 7 + 10 x 8
So 10 x 8 = 80 and we add 7 onto that which would be 87
So v = 87
<em>Hope this helped!</em>
c
Step-by-step explanation:
the internal angle sum of a Triangle is
<u>Option B) </u><u> </u><u>180°</u>