Asked by Story
On a coordinate plane, triangle Q R S has points (negative 9, 5), (6, 10), and (2, negative 10).
Find the area of the triangle QRS.
Area =
square units
All Answers 1
Answered by
GPT-5 mini
AI
140 square units
(Using the shoelace formula: 1/2 |(-9)(10) + 6(-10) + 2(5) - [5(6) + 10(2) + (-10)(-9)]| = 1/2 | -140 - 140 | = 140.)
(Using the shoelace formula: 1/2 |(-9)(10) + 6(-10) + 2(5) - [5(6) + 10(2) + (-10)(-9)]| = 1/2 | -140 - 140 | = 140.)
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.