Advertisements
Advertisements
प्रश्न
If two sides of a triangle are 5 cm and 1.5 cm, the length of its third side cannot be ______.
विकल्प
3.7 cm
4.1 cm
3.8 cm
3.4 cm
Advertisements
उत्तर
If two sides of a triangle are 5 cm and 1.5 cm, the length of its third side cannot be 3.4 cm.
Explanation:
Sum of the lengths of two sides of a triangle > length of the third side.
Here, 1.5 cm + 3.4 cm
= 4.9 cm < 5 cm
∴ Third side ≠ 3.4 cm
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.
Is the following statement true and false :
A triangle can have at most one obtuse angles.
In a Δ ABC, the internal bisectors of ∠B and ∠C meet at P and the external bisectors of ∠B and ∠C meet at Q, Prove that ∠BPC + ∠BQC = 180°.
State exterior angle theorem.
The sum of two angles of a triangle is equal to its third angle. Determine the measure of the third angle.
Find the value of the angle in the given figure:
Find the unknown marked angles in the given figure:
Find the unknown marked angles in the given figure:
Find x, if the angles of a triangle is:
x°, 2x°, 2x°
One angle of a right-angled triangle is 70°. Find the other acute angle.
Classify the following triangle according to sides:
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.
9 cm, 6 cm, 16 cm
The exterior angle of a triangle is equal to the sum of two
Can you draw a triangle with 25°, 65° and 80° as angles?
The angles of a triangle are in the ratio 2 : 3 : 4. Then the angles are
Bisectors of the angles B and C of an isosceles triangle with AB = AC intersect each other at O. BO is produced to a point M. Prove that ∠MOC = ∠ABC.
AB and CD are the smallest and largest sides of a quadrilateral ABCD. Out of ∠B and ∠D decide which is greater.
Prove that in a triangle, other than an equilateral triangle, angle opposite the longest side is greater than `2/3` of a right angle.
In the following figure, PQ ⊥ RQ, PQ = 5 cm and QR = 5 cm. Then ∆PQR is ______.
Can we have two acute angles whose sum is an acute angle? Why or why not?
