Question

Find 'x' in the adjacent figure.
A
A
66
2x
B
*
123
of
C​

Answer 1

Answer:

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Class 11

>>Applied Mathematics

>>Straight lines

>>General equation of a line

>>In the adjacent figure AB || CD; CD || E

Question

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In the adjacent figure AB || CD; CD || EF and y : z = 3 : 7, find x.

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Easy

Solution

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Let y and z be 3u and 7u

∠x=∠z (Alternate angles)

∠x+∠y=180

∘

(Angles made on same side of transversal)

Put x=z

∠z+∠y=180

∘

7u+3u=180

∘

10u=180

∘

u=

10

180

∘

=18

∘

z=7×18

∘

=126

∘

x=z=126