What is the perimeter of a triangle with vertices located at (-1, 4), (2, 7), and (1, 5), rounded to the nearest hundredth? A. 7

Question

Strike441 [17]

3 years ago

12

What is the perimeter of a triangle with vertices located at (-1, 4), (2, 7), and (1, 5), rounded to the nearest hundredth? A. 7

.63 units B. 7.89 units C. 8.71 units D. 9.24 units

Mathematics

2 answers:

svp [43] · Answer 1 · 2022-06-11T11:28:35+03:00

svp [43]3 years ago

6 0

Answer: C

apex

Step-by-step explanation:

Pavel [41] · Answer 2 · 2022-06-11T09:21:59+03:00

We are given with the points (-1,4), (2,7) and (1,5) as the sides of the triangle. The area of the triangle can be determined by determining first the length of the sides. Via distance formula, the sides are 3 sqrt 2, sqrt 5 and sqrt 5. The perimeter thus is equal to 8.71 units