Question

tell me questions 5 , 7 , 8 , 9 , 10 and 12
explanation ​

Answer 1

ANSWER 5:

If x=0

then y=0

the point is (0,0)

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ANSWER 7:

GIVEN THAT triangle ABC and DEF ARE SIMILAR

TO FIND: ∠X+∠Y

PROOF:

∠Q=50     ∠R=70

IN ΔABC

∠A+∠B+∠C=180  {ASP}

∠A+50+70=180

∠A=60

IF ΔS ARE SIMILAR THEN TERE ANGLES ARE ALSO SIMILAR

∠X+∠Y=60+50

=110

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