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Why we write the area of triangle as ½ x B x H other than ½ + Bx H

Why we write the area of triangle as ½ x B x H other than ½ + Bx H
 

Grade:7

1 Answers

Yash Patari
askIITians Faculty 2123 Points
2 years ago
Area is rectangle = b x h,

where b is length and h is width of rectangle

The diagonal divides the rectangle into two identical right triangles.

Therefore area of two triangles = b x h

Therefore area of one triangle = b X h / 2.

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