121k views
5 votes
In the figure to the right, ABCD is a rectangle. Find the area of △ABC, if the area of △AOD is 10.

In the figure to the right, ABCD is a rectangle. Find the area of △ABC, if the area-example-1
User Kandii
by
7.2k points

1 Answer

3 votes
Assuming BOD and AOC are straight lines.

Area of the rectangle = 4 x ΔAOD
Area of the rectangle = 4 x 10
Area of the rectangle = 40 unit²

Area of ΔABC = 1/2 x 40
Area of ΔABC = 20 unit²
User Yorrd
by
6.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.