Advertisements
Advertisements
प्रश्न
One of the angles of a triangle is 65°. If the difference of the other two angles is 45°, then the two angles are
विकल्प
85°, 40°
70°, 25°
80°, 35°
80°, 135°
Advertisements
उत्तर
One of the angles of a triangle is 65°. If the difference of the other two angles is 45°, then the two angles are 80°, 35°
APPEARS IN
संबंधित प्रश्न
In a ΔABC, ∠ABC = ∠ACB and the bisectors of ∠ABC and ∠ACB intersect at O such that ∠BOC = 120°. Show that ∠A = ∠B = ∠C = 60°.
Is the following statement true and false :
Sum of the three angles of a triangle is 180 .
In the given figure, AB divides ∠DAC in the ratio 1 : 3 and AB = DB. Determine the value of x.

State exterior angle theorem.
Mark the correct alternative in each of the following:
If all the three angles of a triangle are equal, then each one of them is equal to
In a triangle, an exterior angle at a vertex is 95° and its one of the interior opposite angle is 55°, then the measure of the other interior angle is
Classify the following triangle according to angle:

The angles of the triangle are 3x – 40, x + 20 and 2x – 10 then the value of x is
Can 30°, 60° and 90° be the angles of a triangle?
The image of an object placed at a point A before a plane mirror LM is seen at the point B by an observer at D as shown in the following figure. Prove that the image is as far behind the mirror as the object is in front of the mirror.
[Hint: CN is normal to the mirror. Also, angle of incidence = angle of reflection].

