toratiger0204owjtef toratiger0204owjtef

09-12-2019
Mathematics

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What is the perimeter of the triangle? Round to the nearest tenth.

12.8 Units

30.5 Units

23.5 Units

19.8 Units

What is the perimeter of the triangle Round to the nearest tenth 128 Units 305 Units 235 Units 198 Units class=

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sai7862007 sai7862007

09-12-2019

Answer: what???

Step-by-step explanation:

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kenlingdad kenlingdad

09-12-2019

Answer:

19.8 Units

Step-by-step explanation:

AB = √(3+2)² + (3-0)² = √34 = 5.8

AC = √(-2-(-4))² + (3+3)² = √40 = 6.3

BC = √(3-(-4))² + (0-(-3))² = √58 = 7.6

perimeter = 5.8 + 6.3 + 7.6 = 19.7

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