Math, asked by popatdev2712, 7 months ago

plzzz ans it fast it's urgent​

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Answered by xInvincible
0

7)Since Triamgle PQR and ABC Are Equal (By SSS Criteria)

Then, angle Q = Angle C (By CPCT)

Therefore:-

3x  +  35 = 2x + 40 \\  = )x = 5 \\ angle \: q = 3x + 35 \\  = )5 \times 3 + 35 \\  = )15 + 35 \\  = )50 \\ also \: angle \: c = angle \: q \\  = )angle \: c \:  = 50

So Option C

8)Option C

By Doing So,Both Triangles will be congruent by RHS

9)Option C

<A + <B + <C = 180

=)70 + <B + <C = 180

=)<B + <C = 110

 \frac{1}{2} b +  \frac{1}{2} c = 55

Also

p +  \frac{1}{2} b +   \frac{1}{2}c = 180 \\  = )p + 55 = 180 \\  = )p = 125

10)Option C

11)ACB=BCD

=)3x-10=5x-8

=)3x-5x=-8-10

=)-2x=-18

=)x = 9

BCD = 5x-8

=)5 X 9 - 8

=)37

OptionC

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