Elitmus
Exam
ABC is a triangle with angles :x and y such that x and y are the angles throgh line AB and AC. Is ABC is an isoscale triangle ?
1) AB:BC=2:1
2)angles x AND y are not equal.
Read Solution (Total 4)
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- For isosceles,
Two sides must be equal.
here AB:BC = 2:1
sO, AB!=BC AND
IT IS GIVEN THAT X AND Y ARE NOT EQUAL
SO, AB!=AC.
BUT BETWEEN AC AND BC THERE IS NO RELATION .
SO THESE HINTS ARE NOT SUFFICIENT.
- 11 years agoHelpfull: Yes(11) No(0)
- cannot be answered by neither of the hints
- 11 years agoHelpfull: Yes(2) No(0)
- Ist statement of this question was not there,,,
it was there(in elitmus exam) that ANGLES 2BC=AB+AC....
which is alone sufficient to tell us that triangle is isosceles - 11 years agoHelpfull: Yes(2) No(3)
- in isosceles triangle three angles must be equal
ans-x=y but they didn't given correct option.... - 11 years agoHelpfull: Yes(0) No(12)
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