NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 2: Fractions and Decimals - Problems and Solutions

Question 111

Question. 111

Square & equilateral triangle share side 4/3 cm. Find perimeter of figure.

Answer:

\(\tfrac{20}{3}\,cm\) or 6\tfrac{2}{3} cm

Detailed Answer with Explanation:

Square perimeter minus base + triangle perimeter: (4×4/3 − 4/3) + 3×4/3 = 20/3.