Question

In AABC, AE I BC, CDI
AB, AB = 8 cm, CD = 9
cm, BC = 10 cm. Determine
the length of AE​

Answer 1

Step-by-step explanation:

AD is median of ABC

AD

2

=

4

1

[2AB

2

+2AC

2

−BC

2

]

=

4

1

[2×9

2

+2×13

2

−10

2

]

= 4

1

[162+338−100]=100

∴AD=10

GD=

3

1

AD = 3

10