Let-the-triangle-A-3-2-B-8-4-C-4-6-solve-a-find-the-perimeter-b-find-the-area-c-find-the-base-d-find-the-height-e-classify-it-

Question Number 167073 by neinhaltsieger369 last updated on 05/Mar/22

Let the triangle A (- 3; 2), B (8; 4), C (4; - 6), solve \underset{}{\overset{}{:}}

Missing \left or extra \right

Missing \left or extra \right

Missing \left or extra \right

Missing \left or extra \right

Missing \left or extra \right

Answered by Rasheed.Sindhi last updated on 07/Mar/22

∣ AB ∣= \sqrt{{(8 - (- 3))}^{2} + {(4 - 2)}^{2}} = 5 \sqrt{5}

∣ BC ∣= \sqrt{{(4 - 8)}^{2} + {(- 6 - 4)}^{2}} = 2 \sqrt{29}

∣ CA ∣= \sqrt{{(4 - (- 3))}^{2} + {(- 6 - 2)}^{2}} = \sqrt{113}

(a)

The perimeter =∣ AB ∣ + ∣ BC ∣ + ∣ CA

= 5 \sqrt{5} + 2 \sqrt{29} + \sqrt{113}

Commented by otchereabdullai@gmail.com last updated on 21/Mar/22

nice!

Commented by neinhaltsieger369 last updated on 12/Oct/22

Gracias