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CBSE Questions for Class 7 Maths The Triangle And Its Properties Quiz 2 - MCQExams.com

A triangle with the sides measuring 4 cm, 5 cm and 5 cm is called
  • an equilateral triangle
  • an isosceles triangle
  • a scalene triangle
  • none of the above
A triangle with one right angle and two acute angles is called
  • right angled triangle
  • acute angled triangle
  • equilateral triangle
  • none of these
A triangle can have :
  • one right angle
  • two right angles
  • three obtuse angles
  • none of these
A triangle with the sides measuring 5 cm, 6 cm and 4 cm is called:
  • an equilateral triangle
  • an isosceles triangle
  • a scalene triangle
  • none of the above
In a right angled triangle, the other two angles are:
  • acute
  • obtuse
  • right
  • none of these
The length of the hypotenuse of a right-angle triangle whose measure of two sides are 12 cm and 
0.35 m is:
  • 37 cm
  • 3.72 cm
  • 0.372 cm
  • 37 m
A triangle with one obtuse and two acute angles is called
  • right angled triangle
  • acute angled triangle
  • obtuse angled triangle
  • none
The triangle formed by BC=8.2cm, AC=7cm and C=120 is-

  • An obtuse angled triangle
  • An acute angle triangle
  • A right angled triangle
  • None of these
Sum of the lengths of any two sides of a triangle is always ____ than the length of the third side.
  • less than
  • equal to
  • greater than
  • None of these
If two angles in a triangle are 75 and 95 then the third angle is__
  • 30
  • 20
  • 10
  • 40
A quadrilateral is having _____.
  • one diagonal
  • two diagonals
  • three diagonals
  • four diagonals
The interior of a triangle is
  • the intersection of three lines
  • the union of three line segments
  • the set of the intersection of interiors of the angles of triangle
  • none of these
Can the three sides of length 6cm,5cm, and 3cm form a triangle?
  • Yes
  • No
  • Sometimes
  • None
If one angle of a triangle is equal to half the sum of the other two equal angles, then the triangle is 
  • Isosceles
  • Scalene
  • Equilateral
  • Right-angled
In a ΔABC, if AC2=AB2+BC2 then the right angle is at__
  • C
  • B
  • A
  • None of these
All equilateral triangles have ___ sides and ____ angles equal. 
  • two, two
  • three, three
  • three , two
  • two, three
We use ........... formula to find the lengths of the right angled triangles.
  • Pythagoras theorem
  • Postulate theorem
  • Thales theorem
  • None of the above
Angles opposite to ____ sides of an isosceles triangles are equal.
  • equal
  • unequal
  • any two
  • none of these
In Pythagoras theorem in right angled triangle the longest side is called the
  • Hypotenuse
  • Height
  • Perpendicular
  • Bisector
A triangle whose........... angle(s) is 90o is called a right angled triangle.
  • 0
  • 3
  • 2
  • 1
In Pythagoras theorem  the right angled triangle is also called a
  • Acute angled triangle
  • Scalene angled triangle
  • Reflex angled triangle
  • Straight angled triangle
For given figure, the formula for Pythagoras theorem is:
448332.PNG
  • a2b2=c2
  • c2+b2=a2
  • a2+b2=c2
  • a2+c2=b2
If all the angles of a triangle measure less than 90o, then such a triangle is called ........
  • Right angled triangle
  • Obtuse angled triangle
  • Acute angled triangle
  • None of these
How do you know the triangle is right angled?
  • The triangle is right angled when the three sides of a triangle make a2+b2=c2
  • The triangle is right angled when the three sides of a triangle do not make a2+b2=c2
  • The triangle is not right angled when the three sides of a triangle make a2+b2=c2
  • The three sides of a triangle are all same.
__________ triangle has two sides of equal length.
  • Equilateral
  • Scalene
  • Isosceles
  • Acute
A ______ triangle has no congruent sides.
  • isosceles
  • equilateral
  • acute
  • scalene
A ______ triangle has no equal angles.
  • isosceles
  • equilateral
  • acute
  • scalene
Which angle of a triangle is a right angle? 
448375.PNG
  • Angle C
  • Angle A
  • Angle B
  • None of the above
Identify the scalene triangle.
What is the length of BC in an equilateral triangle?

458391_551ea747947c413e8e02fa121c0498b6.png
  • 1
  • 2
  • 3
  • 4
0:0:1


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