Home Maths Straight Line Problems Related to Triangle and Quadrilateral, Locus Number of equilateral triangles with y = (x…
Maths Straight Line Problems Related to Triangle and Quadrilateral, Locus Single Correct MCQ
Published on: August 14, 2026

Number of equilateral triangles with y = (x – 1) + 2 and

y = – x as two of its sides, is-

A
0
B
1
C
2
D
None of these

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Verified by Experts
The correct answer is:
D

Sides given are y = (x – 1) + 2 & y = – x Lines are at an angle 60 º to each other. Now any line parallel to obtuse angle bisector will make equilateral triangle with these lines as its 2 sides.

∴ infinitely many lines

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