0 votes 0 votes Triangles ABC and CDE have a common vertex C with the side AB of triangle ABC being parallel to side DE of triangle CDE. If the length of side AB=4 cm and length of side DE=10 cm and perpendicular distance between sides AB and DE is 9.8 cm, then the sum of areas of triangle ABC and triangle CDE is ________ $cm^2$ . Now here I don’t understand why they have taken BCD and ACE on the same line! Isn’t this possible? Quantitative Aptitude made-easy-test-series general-aptitude geometry + – MiNiPanda asked Jan 1, 2019 edited Mar 4, 2019 by Rishi yadav MiNiPanda 969 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes look at the angles in the diagram, they mark equal angle with arcs of same radius and number of arcs. that is the way they showing that the angles are same; now if angles are same, they are alternate interior pairs and rest is six grade geometry crazypicklerick answered Dec 13, 2021 crazypicklerick comment Share Follow See all 0 reply Please log in or register to add a comment.