Which of the following is the set of measures of the sides of a triangle$?$
- A$8\ cm, 4\ cm, 20\ cm$
- ✓$9\ cm, 17\ cm, 25\ cm$
- C$11\ cm, 16\ cm, 28\ cm$
- DNone of these.
Answer: B.
View full solution →Question types
Properties of Triangles question types
322 questions across 7 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.
322
Questions
7
Question groups
5
Question types
01
M.C.Q. [1 Marks Each]
68 Q→02True False[1 Marks ]
10 Q→03BLANKS [1 Marks Each]
10 Q→041 Marks Question
48 Q→052 Marks Questions
71 Q→065 Marks Questions
45 Q→073 Marks Question
70 Q→Sample Questions
Properties of Triangles questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which of the following is/ are not Pythagorean triplet $(s)?$
- A$3, 4, 5$
- B$8, 15, 17$
- C$7, 24, 25$
- ✓$13, 26, 29$
Answer: D.
View full solution →In a $\triangle \text{ABC},$ if $2\angle \text{A}=3\angle \text{B}=6\angle \text{C},$ then th s measure of the smallest angle is:
- A$90^\circ$
- B$60^\circ $
- C$40^\circ$
- ✓$30^\circ$
Answer: D.
View full solution →If the exterior angles of a triangle are $(2x + 10)^\circ , (3x - 5)^\circ $ and $(2x + 40)^\circ ,$ then $x =$
- A$25$
- B$35$
- ✓$45$
- D$55$
Answer: C.
View full solution →In Fig. the value of $x$ is:
- A$20$
- ✓$30$
- C$40$
- D$25$
Answer: B.
View full solution →Each acute triangle is equilateral.
Every right triangle is scalene.
An equilateral triangle is isosceles also.
The vertices of a triangle are three collinear points.
The triangular region includes the vertices of the corresponding triangle.
A triangle whose all the angles are of measure less than $90^{\circ}$ is known as _____________
View full solution →A triangle whose one angle is a right angle is known as _____________
A triangle whose all the sides are equal is known as _____________
A triangle whose two sides are equal is known as _____________
A triangle whose no two sides are equal is known as _____________
In the following, state if the statement is true $(T)$ or false $(F)$: Every right triangle is scalene.
View full solution →Fill in the blank with the correct word/ symbol to make it a true statement: A triangle has _____ angles.
Fill in the blank with the correct word/ symbol to make it a true statement: A triangle whose one angle is a right angle is known as _________.
Fill in the blank with the correct word/ symbol to make it a true statement: A triangle has _____ sides.
In Figure, the length (in cm) of each side has been indicated along the side. State for each triangle angle whether it is scalene, isosceles or equilateral:
The hypotenuse of a triangle is $2.5\ cm$. If one of the sides is $1.5\ cm$. find the length of the other side.
View full solution →Verity that the following number represent Pythagorean triplet:
$15, 36, 39$
View full solution →$15, 36, 39$
Is it possible to have a triangle, in which. Two of the angles are obtuse?
Explain the following term: Equilateral triangle.
If the sides of a triangle are $3\ cm, 4\ cm$ and $6\ cm$ long, determine whether the triangle is right-angled triangle.
View full solution →In $\triangle \text{ABC}, \ \angle \text{B} =60^\circ, \angle \text{C}=40^\circ,\text{AL}\bot \text{BC}$ and $AD$ bisects $\angle \text{A}$ such that $L$ and $D$ lie on side $BC$. Find $\angle \text{LAD}$
View full solution →In Figure, $\triangle \text{ABC}$ is right angled at $A, Q$ and $R$ are points on line $BC$ and $P$ is a point such that $QP$ perpendicular to $AC$ and $RP$ perpendicular to $AB$. Find $\angle \text{P}$
View full solution →Find $x, y, z$ (whichever is required) from the figure given below:
View full solution →$AC, AD$ and $AE$ are joined. Find. $\angle \text{FAB}+\angle \text{ABC}+\angle \text{BCD}+\angle \text{CDE} +\angle \text{DEF}+\angle \text{EFA}$
View full solution →Find $x, y, z$ (whichever is required) from the figure given below:
View full solution →The angles of a triangle are in the ratio $3 : 4 : 5$. Find the smallest angle.
View full solution →One angle of a triangle is greater than the sum of the other two. What can you say about the measure of this angle? What type of a triangle is this?
Is it possible to have a triangle, in which. Each angle is less than $60^\circ $?
View full solution →Compute the value of $x$ in the following figure.
View full solution →If one angle of a triangle is equal to the sum of the other two, show that the triangle is a right triangle.
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