Advertisements
Advertisements
प्रश्न
Can a triangle have two obtuse angles? Justify your answer in case.
Advertisements
उत्तर
No,
A triangle can’t have 2 obtuse angles. Obtuse angle means more than `90^@` So that the
sum of the two sides will exceed `180^@`which is not possible. As the sum of all three
angles of a triangle is `180^@` .
APPEARS IN
संबंधित प्रश्न
Two angles of a triangle are equal and the third angle is greater than each of those angles
by 30°. Determine all the angles of the triangle.
Determine the measure of each of the equal angles of a right-angled isosceles triangle.
OR
ABC is a right-angled triangle in which ∠A = 90° and AB = AC. Find ∠B and ∠C.
Compute the value of x in the following figure:
Find the unknown marked angles in the given figure:
In ∆ABC, ∠A = ∠B = 62° ; find ∠C.
Classify the following triangle according to sides:
The length of the sides of the triangle is given. Say what types of triangles they are 3.4 cm, 3.4 cm, 5 cm.
The length of the sides of the triangle is given. Say what types of triangles they are 3.7 cm, 3.4 cm, 4 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.
12 cm, 12 cm, 16 cm
D is any point on side AC of a ∆ABC with AB = AC. Show that CD < BD.
