Advertisements
Advertisements
प्रश्न
Is the following statement true and false :
An exterior angle of a triangle is equal to the sum of the two interior opposite angles.
विकल्प
Ture
False
उत्तर
An exterior angle of a triangle is equal to the sum of the two interior opposite angles.
According to exterior angle theorem,
ext.x ∠CAB +∠CBA
APPEARS IN
संबंधित प्रश्न
Can a triangle have two acute angles?Justify your answer in case.
If the bisector of the exterior vertical angle of a triangle be parallel to the base. Show that the triangle is isosce
In Fig. 10.25, AB = AC and DB = DC, find the ratio ∠ABD : ∠ACD.
Is the following statement true and false :
All the angles of a triangle can be greater than 60°.
In the given figure, compute the value of x.
In ΔABC, if bisectors of ∠ABC and ∠ACB intersect at O at angle of 120°, then find the measure of ∠A.
In the given figure, express a in terms of b.
The length of the sides of the triangle is given. Say what types of triangles they are 3 cm, 4 cm, 5 cm.
D is any point on side AC of a ∆ABC with AB = AC. Show that CD < BD.
In figure, PQ ⊥ RQ, PQ = 5 cm and QR = 5 cm. Then ∆PQR is ______.
