Mathematics > 2009 > 47
WASSCE
The angles of a triangle are (x + 10)°, (2x - 40)° and (3x - 90)°. Which of the following accurately describes the triangle?
A.
It is a scalene triangle
B.
It is right angled isosceles triangle
C.
It is an equilateral triangle
D.
It is an isosceles triangle but not right angled
Answer: C
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