The equal sides of the isosceles triangle are 12 cm, and the perimeter is 30 cm. What is the length of the remaining side?

6cm

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

8cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!

4cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 6cm
Explanation : Given,
Perimeter = 30 cm
a = b = 12 cm = c = ?
a + b + c = 30
12 + 12 + c = 30
c = 30 - 24 = 6cm

Suggest Corrections

Similar questions

3 \frac{9}{4}

\frac{3}{2}

An isosceles triangle has perimeter $30 c m$ and each of the equal sides is $12 c m .$ Find the area of the triangle.

30

12

An isosceles triangle has perimeter 30cm and each of the equal sides is 12cm. Find the area of the triangle.

Join BYJU'S Learning Program