Ncert solutions

Ncert solutions

Grade 6

Mensuration | Exercise 10.1

Question 12

Q12) Two sides of a triangle are 12 cm and 14 cm. The perimeter of the triangle is 36 cm. What is the third side?

Solution:

Let the length of the third side be x cm.

The length of the other two sides is 12 cm and 14 cm.

Now, the Perimeter of triangle = 36 cm

12+14+x=36

26+x=36

x=36-26=10

Thus, the length of third side is 10 cm.

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subject-cta

Question 12

Q12) Two sides of a triangle are 12 cm and 14 cm. The perimeter of the triangle is 36 cm. What is the third side?

Solution:

Let the length of the third side be x cm.

The length of the other two sides is 12 cm and 14 cm.

Now, the Perimeter of triangle = 36 cm

12+14+x=36

26+x=36

x=36-26=10

Thus, the length of third side is 10 cm.

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your mathematics exam ?

Learn from an expert tutor.

Book a free class now
subject-cta
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