To determine the fourth term, plug 4 into the equation;
I do not see the statements.
Solution:
<u>We know that:</u>

<em>Since we are already given the base and the height, we can substitute them into the formula to find the area of the triangle.</em>

<u>Cancel out the "2" by dividing it by 18.</u>

<u>Simplify the multiplication.</u>

Answer:
15
Step-by-step explanation:
Hey there!
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