BDMO 2016: National Junior/2
Posted: Mon Feb 06, 2017 6:56 pm
Please help me solving BDMO 2016: National Junior/ Question No. 2
The Question is:
ABC is a triangular piece of paper with an area of 500 square units and AB = 20 units. DE is parallel to AB. The triangle is folded along DE. The part of the triangle below AB has an area of 80 square units. What is the area of CDE?
Ref.
http://www.matholympiad.org.bd/question ... 6-national
The Question is:
ABC is a triangular piece of paper with an area of 500 square units and AB = 20 units. DE is parallel to AB. The triangle is folded along DE. The part of the triangle below AB has an area of 80 square units. What is the area of CDE?
Ref.
http://www.matholympiad.org.bd/question ... 6-national