Advertisements
Advertisements
प्रश्न
Can you draw a triangle with 25°, 65° and 80° as angles?
Advertisements
उत्तर
Given angle 25°, 65° and 80°
Sum of the angles = 25° + 65° + 80°
= 170° ≠ 180
∴ We cannot draw a triangle with these measures.
APPEARS IN
संबंधित प्रश्न
ABC is a triangle in which ∠A — 72°, the internal bisectors of angles B and C meet in O.
Find the magnitude of ∠BOC.
The bisectors of base angles of a triangle cannot enclose a right angle in any case.
If each angle of a triangle is less than the sum of the other two, show that the triangle is acute angled.
In the given figure, AE bisects ∠CAD and ∠B= ∠C. Prove that AE || BC.

Find the unknown marked angles in the given figure:

In the following, find the marked unknown angle:

One angle of a right-angled triangle is 70°. Find the other acute angle.
In ∆ABC, ∠A = ∠B = 62° ; find ∠C.
Classify the following triangle according to sides:

Can we have two acute angles whose sum is an obtuse angle? Why or why not?
