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A circle touches the sides of AA BC at D, E, F resActively
If AB 130m, BC = 12 cm and Acagem then
find AD.

pl

By Gabriella

A circle touches the sides of AA BC at D, E, F resActively
If AB 130m, BC = 12 cm and Acagem then
find AD.

please answer me ​

About the author
Gabriella

Q-6 complete the essay.
Point: every year there is a fair held near over village in the first fortnight of April -there in a<

Find the number of term and coefficient of x⁵ in the expansion of (1-2x+x²) to the power 7.​

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  1. Answer:

    We know that AD= AF

    BD=BE

    CE=CF

    Let AD= AF=x

    BD=BE=y

    CE=CF=z

    Then x+y=12

    y+z=8

    x+z=10

    On Solving above equation we get x=7,y=5,z=3

    So AD=7

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