in the given figure ,find the value of
a. a + b + C + d
b. w+ x + y + z
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In the given figure.
We know that,
ΔADE and ΔABC are similar triangle.
Using mid point theorem
DB
AD
=
EC
AE
=
BC
DE
6
3
=
7
3.5
=
BC
4.5
2
1
=
2
1
=
BC
4.5
BC=9
hence, this is the answer.
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