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Calculate the area of triangle ABC with altitude CD, given A (6, -2), B (1, 3), C (5, 5), and D (2, 2). . . a. 12 square units. b. 13 square units. c. 13 square units. d. 15 square units

Respuesta :

meerkat18
We are given with the points A (6, -2), B (1, 3), C (5, 5). Using the distance formula, the distance is AB is 5 sq.rt of 2, BC equal to 2 sq.rt of 5 and AC equal to 5 sq rt of 2. Hence this is an isosceles triangle. Through Heron's Formula, the area is equal to D. 15 square units.

Answer:

D 15 square units

Step-by-step explanation:

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