The Sum of Any Two Sides of a Triangle Is Greater Than the Third Side
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(A) 9cm
(B) 8cm
(C) 10cm
(D) cannot be determined
In a triangle ABC if O is any point inside the triangle then prove that AB + BC + CA < 2 (AO + BO + CO ).
If AB = 8 cm, BC = 15 cm and CA = 19 cm. State whether these sides form a triangle ΔABC.
Yes, they form an right angled triangle
Yes, they form an isosceles triangle
No, a triangle cannot be formed
Yes, they form a triangle as sum of two sides is greater than the third side
1:√2:1 are the sides of a triangle. Show that it is a right angled triangle.
The lengths of the sides of some triangles are given, which of them is not a right angled triangle?
7 cm, 24 cm, 25 cm
3 cm, 4 cm, 5 cm
5 cm, 8 cm, 10 cm
5 cm , 12 cm, 13cm
In the figure below, if AC>AB and D is point on AC such that AB = AD, then the relation between BC and CD is BC>CD.
True
False
Sum of any two sides of a triangle is always __________ third side in a triangle.
Less than
Greater than
Equal to
Cannot be determined
- AB + BC + CA = 2AD
- AB + BC + CA > 2AD
- AB + BC + CA < 2AD
- AB + BC - CA > 2AD
Sum of two sides of a triangle is greater than the third side.
True
False
In the given figure, PQR is a triangle and S is any point in its interior. Then which of the following option is correct?
- SQ+SR<PQ+PR
- SQ+SR>PQ+PR
- SQ+PQ>SR+PR
- SQ−SR>PQ−PR
- Sum of 2 sides
- 2 unequal sides
- greater than 3rd
- Equality
- Inequality
- Congruency
- AB= 5 m, BC = 4 m, AC =9 m
- AB= 5 m, BC = 4 m, AC =8 m
- AB= 5 m, BC = 4 m, AC =14 m
- AB= 5 m, BC = 4 m, AC = 12 m
Which of the following could represent length of sides of a triangle?
3, 4, 5
1, 2, 3
2, 4, 6
All of these
- x+y > z
- x-y > z
- y + z > x
- y - z > x
- x+z > y
- z< x+y
- x < y+ z
- y < x+ z
ABC is a triangle such that AB=10 and AC=3. The side BC is:
Equal to 7
Greater than 7
Less than 7
None of these