# Class 9 Math Chapter 12 Heron’s Formula MCQ Questions with Answer

Heron’s Formula Class 9 MCQ is one of the best strategies to prepare for the CBSE Class 9 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Heron’s Formula class 9 MCQ which will help them all through their board test.

## Heron’s Formula Class 9 MCQ Questions with Answer

Class 9 Math MCQ with answers are given here to Chapter 12 Heron’s Formula. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 9 Math syllabus. By Solving these Class 9 MCQs, you will be able to analyze all of the concepts quickly in the Chapter and get ready for the Class 9 Annual exam.

Learn Heron’s Formula Class 9 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 9 Heron’s Formula MCQ with answers given below.

Question 1. The sides of a triangle are 56 cm, 60 cm and 52 cm long. Then the area of the triangle is
(a) 1322 cm²
(b) 1311 cm²
(c) 1344 cm²
(d) 1392 cm²

C

Question 2. The area of an equilateral triangle with side 2√3 cm is
(a) 5.196 cm²
(b) 0.866 cm²
(c) 3.496 cm²
(d) 1.732 cm²

A

Question 3. An isosceles right triangle has area 8 cm². The length of its hypotenuse is
(a) 32−−√ cm
(b) 16−−√ cm
(c)48−−√ cm
(d) 24−−√ cm

A

Question 4. The perimeter of an equilateral triangle is 60 m. The area is
(a) 10√3 m²
(b) 15√3 m²
(c) 20√3 m²
(d) 100√3 m²

D

Question 5. 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

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Question 6. The length of each side of an equilateral triangle having an area of 9√3 cm² is
(a) 8 cm
(b) 36 cm
(c) 4 cm
(d) 6 cm

D

Question 7. If the area of an equilateral triangle is 16√3 cm², then the perimeter of the triangle is
(a) 48 cm
(b) 24 cm
(c) 12 cm
(d) 36 cm

B

Question 8. The base of a right triangle is 48 cm and its hypotenuse is 50 cm. The area of the triangle is
(a) 168 cm²
(b) 252 cm²
(c) 336 cm²
(d) 504 cm²

C

Question 9. The area of an isosceles triangle having base 2 cm and the length of one of the equal sides 4 cm is
(a) 15−−√ cm²
(b) 152−−√ cm²
(c) 215−−√5 cm²
(d) 415−−√ cm²

A

Question 10. The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm² is
(a) Rs 2.00
(b) Rs 2.16
(c) Rs 2.48
(d) Rs 3.00

B

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