Advertisements
Advertisements
प्रश्न
Is the following statement true and false :
A triangle can have two obtuse angles.
विकल्प
True
False
उत्तर
A triangle can have two obtuse angles.
According to the angle sum property of the triangle
In ΔABC
∠A + ∠B + ∠C = 180°
Now, if a triangle has two obtuse angles
Then,
∠A + ∠B + ∠C = 180°
APPEARS IN
संबंधित प्रश्न
Compute the value of x in the following figure:
In a Δ ABC, the internal bisectors of ∠B and ∠C meet at P and the external bisectors of ∠B and ∠C meet at Q, Prove that ∠BPC + ∠BQC = 180°.
The sum of two angles of a triangle is equal to its third angle. Determine the measure of the third angle.
Find the unknown marked angles in the given figure:
The length of the three segments is given for constructing a triangle. Say whether a triangle with these sides can be drawn. Give the reason for your answer.
17 cm, 7 cm, 8 cm
The length of the three segments is given for constructing a triangle. Say whether a triangle with these sides can be drawn. Give the reason for your answer.
15 cm, 20 cm, 25 cm
One of the angles of a triangle is 65°. If the difference of the other two angles is 45°, then the two angles are
In ΔABC, name the 
a) Three sides: _________, __________, __________
b) Three Angles: _________, __________, __________
c) Three Vertices: _________, __________, __________
Bisectors of the angles B and C of an isosceles triangle with AB = AC intersect each other at O. BO is produced to a point M. Prove that ∠MOC = ∠ABC.
The number of triangles in figure is ______. Their names are ______.
