Advertisements
Advertisements
Question
State, if the triangle is possible with the following angles :
40°, 130°, and 20°
Advertisements
Solution
We know that the sum of three angles of a triangle is 180°, therefore
Sum of 40°, 130°, and 20°
= 40° + 130° + 20° = 190°
Since the sum is not 180°, therefore it is not possible.
APPEARS IN
RELATED QUESTIONS
Can a triangle have two right angles? Justify your answer in case.
Can a triangle have two obtuse angles? Justify your answer in case.
In a triangle ABC, ∠A = 45° and ∠B = 75°, find ∠C.
Find, giving a reason, the unknown marked angles, in a triangle drawn below:

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
Find all the three angles of the ΔABC
The angles of the triangle are 3x – 40, x + 20 and 2x – 10 then the value of x is
In a ∆ABC, AB = AC. The value of x is ________
D is any point on side AC of a ∆ABC with AB = AC. Show that CD < BD.
What is the sum of the measures of the interior angles of any triangle, △ABC?
