# The Triangles and its Properties | Class 7 MCQ Questions with Answers Maths Chapter 6

NCERT MCQ Questions for Class 7 Maths The Triangles and its Properties with Answers PDF Free Download based on the major ideas and themes presented in the textbook as per the CBSE new test pattern are available here. This will help you learn and test your understanding of the chapters. Students can also take a free test of Class 7 Maths Multiple Choice Questions. Each question has four possibilities, each of which is followed by the correct response. These MCQ Questions were chosen in accordance with the most recent CBSE exam format.

## Q1.A triangle has medians

(1)2
(2)1
(3)3
(4) None of these

(2) ∠BAC
(3) ∠ABC
(4) ∠BCA

(1) 45, 60, 75
(2) 75, 30, 75
(3) 55, 50, 75
(4) 75, 50, 55

## Q4.A/an connect a vertex of a triangle to the midpoint of the opposite side.

(1) altitude
(2) median
(3) vertex
(4) none of these

## Q5.Sum of three angles of a triangle is

(1) 170°
(2) 90°
(3) 180°
(4) None of these

(1)4
(2)3
(3)5
(4)6

(1) 20 and 70
(2) 30 and 70
(3) 60 and 20
(4) 30 and 15

## Q8.If the angles of a triangle are in the ratio 459. Find all the angles of a the triangle

(1) 40 deg, 50 deg , 90 deg
(2) 90 deg, 72 deg, 18 deg
(3) 9 deg, 90 deg, 55 deg
(4) 45 deg, 60 deg, 18 deg

Answer: 40 deg, 50 deg , 90 deg

## Q9.In a right triangle, if hypotenuse is H, perpendicular is P and base is B then

(1) B² = H² + P²
(2) H² = P² + B²
(3) H² = P² – B²
(4) P² = B² + H²

Answer: H² = P² + B²

(1) 19cm
(2) 17cm
(3) 28cm
(4) 22cm

## Q11.If two angles of the triangle are 20, 80, then the third angle is of

(1)80
(2)100
(3)90
(4) None of those

## Q12.In a ΔABC,which of the given condition holds?

(1) AB−BC>CA
(2) AB+BC (3) AB−BC (4) AB+CA

## Q13.If the sum of two angles is greater than 1800, then which of the following is not possible?

(1) tow obtuse angles
(2) two right angles
(3) one reflex and one acute angle
(4) one obtuse and one acute angle

(1) 150 cm
(2) 140 cm
(3) 130cm
(4) 120cm

## Q15.The triangle whose lengths of sides are 3 cm, 4 cm, 5 cm is a

(1) obtuse-angled triangle
(2) right-angled triangle
(3) acute-angled triangle
(4) None of these

(1)1
(2)2
(3)3
(4)4

(1) 35°,35°
(2) 40°, 40°
(3) 11°, 11°
(4) 80° , 80°

## Q18.Which is the longest side in the triangle ABC right angled at B?

(1) AB
(2) AC
(3) BC
(4) None of these

## Q19.Which is the longest side of a right triangle?

(1) Base
(2) Perpendicular
(3) Hypotenuse
(4) None of these

## Q20.A/an connect a vertex of a triangle to the midpoint of the opposite side.

(1) altitude
(2) median
(3) vertex
(4) none of these

## Q21.If all the angles of a triangle are acute, the triangle is called

(1) obtuse-angled
(2) acute-angled
(3) right-angled
(4) none of these

## Q22.If one angle of a triangle measures 90°, the triangle is called

(1) acute-angled
(2) obtuse-angled
(3) right-angled
(4) none of these

## Q23.If one angle of a triangle is obtuse, the triangle is called

(1) acute-angled
(2) obtuse-angled
(3) right-angled
(4) none of these

(1)1
(2)2
(3)3
(4)4

## Q25.The total measure of the three angles of a triangle is

(1) 360°
(2) 90°
(3) 180°
(4) none of these

(1) scalene
(2) isosceles
(3) equilateral
(4) right-angled

## Q27.Which of the following statement is false?

(1) The sum of the lengths of any two sides of a triangle is less than the third side
(2) In a right-angled triangle, the square on the hypotenuse = sum of the squares on the legs
(3) If the Pythagorean property holds, the triangle must be right-angled
(4) The diagonal of a rectangle produce ‘by itself the same area as produced by its length and breadth

Answer: The sum of the lengths of any two sides of a triangle is less than the third side

(1) 90°
(2) 30°
(3) 60°
(4) 120°

(1) 80°
(2) 60°
(3) 40°
(4) 180°

(1)0
(2)1
(3)2
(4)3

(1)0
(2)1
(3)2
(4)3

(1) 30°
(2) 60°
(3) 90°
(4) 45°

## Q33.Which of the following cannot be the sides of a right triangle?

(1) 2 cm, 2 cm, 4 cm
(2) 5 cm, 12 cm; 13 cm
(3) 6 cm, 8 cm, 10 cm
(4) 3 cm; 4 cm; 5 cm

Answer: 2 cm, 2 cm, 4 cm

## Q34.In a ΔABC, which of the given condition holds?

(1) AB − BC > CA
(2) AB + BC < CA
(3) AB − BC < CA
(4) AB + CA < BC

Answer: AB − BC < CA

(1) equilateral
(2) right-angled
(3) isosceles
(4) scalene

## Q36.How many elements are there in a triangle?

(1)3
(2)6
(3)4
(4) None of these.

(1)1
(2)2
(3)3
(4)4

(1)1
(2)2
(3)3
(4)4

(1)1
(2)2
(3)3
(4)4

(1) scalene
(2) isosceles
(3) equilateral
(4) right-angled