Maths / Coordinate Geometry / Area of Triangle Using Coordinate

QUESTION

Find the area of the triangle formed by the points P(-1.5, 3), Q(6,-2) and R(-3,4).

EXPLANATION
Explain TypeExplanation Content
Text

The area of the triangle formed by the given points is equal to

$\frac {1}{2}\left [ -1.5(-2-4)+6(4-3)+(-3)(3+2) \right ]$

$=\frac {1}{2}(9+6-15)=0$

Can we have a triangle of area 0 square units?

No, so the coordinates do not represent a triangle.

View Contents
(Concept based Learning and Testing for [6th - 10th], NTSE, Bank & Govt. Exams)
Self Learning
Testimonials
STUDENT FEEDBACK - Barkha Arora C/o ABHYAS Academy
10th
Abhyas academy is great place to learn. I have learnt a lot here they have finished my fear of not answering.It has created a habit of self studying in me.The teachers here are very supportive and helpful. Earlier my maths and science was good but now it has been much better than before.

Other Testimonials

Courses We Offer
(Concept based Learning and Testing for [6th - 10th], NTSE, Bank & Govt. Exams)