Silvio wants to find the perimeter of quadrilateral ABCD. He begins by computing the length of side AB using the distance formul
a. Finish Silvio’s work to find the length of side AB.
1 answer:
Answer:
20
Step-by-step explanation:
AB = √(-4)² + (-3)²
AB = √ 16 + 9
AB = √ 25
AB = 5
AD = 4 ; DC = 4 ; BC = 7
Perimeter = 5 + 4 + 4 + 7 = 20 units
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