Freshmen in high school 2017-2018 when will i graduate
2 answers:
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Answer:
D.
Step-by-step explanation:
We have been given an image of a scalene triangle. We are asked to find the equation that can be used to find the value of “b".
We know that perimeter of a triangle is sum of three side lengths of the triangle.
Upon adding the measure of side lengths for our given triangle, we will get:
Combining like terms we will get,
Substituting the value of perimeter and 'a' in above equation we will get:
Upon looking at our given choices, we can see that option D is the correct choice.