wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Find the area of the triangle whose vertices are A(1,1),B(7,3) and C(12,2)

Open in App
Solution

A(1,1) B(7,-3) C(12,2)

Area = 12[x1(y2y3)=x2(y3y1)+x3(y1y2)]

= 12[1(32)+7(21)+12(1(3))]

= 25 sq units

1228014_1503235_ans_e8ab22a68dfd45b18aed6270a8691862.JPG

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Basic Operations
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon