Question

1. In the figure, AD = 11 cm and AB = 12 cm. Calculate BC and CD.
given CE = 5 cm. Find the length of the longest line that can be drawn
inside ABCD.​

Answer 1

Answer:

Step-by-step explanation:

An angle bisector of a triangle divides the opposite side into two segments that are proportional to the other two sides of the triangle.

AC

AB

​

=

CD

BD

​

(1)

AB=12cm

AC=20cm

BD=5cm

So (1) becomes

20

12

​

=

CD

5

​

CD=

12

5×20

​

CD=8.33

Hence CD=8.33cm.

Answer 2

Answer:

Ac can be taken as the longest side