Maths MCQs for Class 9 with Answers Chapter 12 Heron’s Formula

Find here the NCERT Book Multiple Choice Questions from Class 9 Maths book with Answers Pdf free download as per CBSE new exam pattern. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Class 9 Maths. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.


Q.1 Length of perpendicular drawn on longest side of a scale △ is

(a) Smallest
(b) Largest
(c) No relation
(d) None

(a) Smallest


Q.2 The equal sides of isosceles triangle are 12 cm and perimeter is 30 cm. The area of this triangle is:

(a) 9√15 sq.cm
(b) 6√15 sq.cm
(c) 3√15 sq.cm
(d) √15 sq.cm.

(a) 9√15 sq.cm


Q.3 The sides of a triangle are 35 cm, 54 cm and 61 cm. The length of its longest altitude is

(a) 16√5 cm
(b) 10√5 cm
(c) 24√5 cm
(d) 28 cm

(c) 24√5 cm


Q.4 Find the length of each side of an equilateral triangle having area of 9 root 3 cm square

(a) 36 cm
(b) 5 cm
(c) 15 cm
(d) 6 cm

(d) 6 cm


Q.5 The sides of a triangle are in the ratio 12 : 17 : 25 and its perimeter is 540cm. The area is:

(a) 1000 sq.cm.
(b) 5000 sq.cm.
(c) 9000 sq.cm.
(d) 8000 sq.cm.

(c) 9000 sq.cm.


Q.6 The area of an equilateral triangle having side length equal to √3/4cm is:

(a) 2/27 sq.cm
(b) 2/15 sq.cm
(c) 3/16 sq.cm
(d) 3/14 sq.cm

(c) 3/16 sq.cm


Q.7 Length of perpendicular drawn on smallest side of scalene triangle is

(a) Smallest
(b) Largest
(c) No relation
(d) None

(c) No relation


Q.8 The sides of a triangle are 122 m, 22 m and 120 m respectively. The area of the triangle is:

(a) 1320 sq.m
(b) 1300 sq.m
(c) 1400 sq.m
(d) 1420 sq.m

(a) 1320 sq.m


Q.9 The sides of a parallelogram are 100 m each and length of the longest diagonal is 160m. The area of parallelogram is:

(a) 9600 sq.m
(b) 9000 sq.m
(c) 9200 sq.m
(d) 8800 sq.m

(a) 9600 sq.m


Q.10 The lengths of a triangle are 6 cm, 8 cm and 10 cm. Then the length of perpendicular from the opposite vertex to the side whose length is 8cm is:

(a) 4 cm
(b) 6 cm
(c) 5 cm
(d) 2 cm

(b) 6 cm


Q.11 The sides of a triangle are in the ratio of 3 : 5 : 7 and its perimeter is 300 cm. Its area will be:

(a) 1000√3 sq.cm
(b) 1500√3 sq.cm
(c) 1700√3 sq.cm
(d) 1900√3 sq.cm

(b) 1500√3 sq.cm


Class 9 Maths MCQs Multiple Choice Questions with Answers


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