A triangle can have ________ obtuse angles.
0
1
2
3
Which of the following is not possible to have the sides of a triangle.
3 cm, 4 cm, 5 cm
6 cm, 6 cm, 6 cm
4 cm, 4 cm, 8 cm
3 cm, 5 cm, 7 cm
Number of altitudes of a triangle
4
A triangle in which no two angles are equal is a
scalene triangle
equilateral triangle
isosceles triangle
none of these
The line joining a vertex and the mid point of its opposite side is called
side
altitude
height
median
In the figure, yo=
45o
55o
90o
35o
The perpendicular line segment joining a vertex and its opposite side is called
bisector
If the sides of a triangle are 8 cm, 8 cm, 6 cm, then it is a / an.
In the figure ΔABC is a
equilateral
isosceles
scalene
right isosceles
The angles of a triangle are in the ratio 2:3:4. Find the angles.
40o, 60o, 80o
30o, 50o, 110o
50o, 60o, 80o
90o, 30o, 60o
