Multiple choice

Ganga has a square chart paper of side 13 cm and a colourful circular sticker of radius 7 cm. What is the area and perimeter of the chart paper and the colourful sticker (respectively)?

  1. 44 cm; 169 sq. cm

  2. 169 sq. cm; 44 cm

  3. 52 cm; 154 sq. cm

  4. 52 sq. cm; 154 cm

  5. 170 sq. cm; 50 cm

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the right answer because the side of the square chart paper = 13 cm Area of the square chart paper = side * side                            = 13 cm * 13 cm = 169 sq. cm Radius of the colourful sticker = 7 cm Perimeter or circumference of the sticker = 2 * pi * radius                                             = 2 * 22/7 * 7 = 44 cm Perimeter or circumference of the sticker = 44 cm

Ans: 169 sq. cm; 44 cm