What you first need to do is make an equation. Then plug that equation into photomath and you get your answer
Answer:
c 108
Explanation:
r/6=18
Multiply both sides by 6 to cancel it out on the left side
6r/6=18*6
r=18*6
r=108
I hope this helps!
The equation for the area of a triangle is ½bh or base time height decided by two. So you plug those numbers in: ½18 x 11 = ½198 = 99. The area of the triangle is 99cm².
I hoped this helped
