NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 9: Perimeter and Area - Fill in the Blanks

Question 41

Question. 41

In Fig. 9.25, area of parallelogram BCEF is ________ cm² where ACDF is a rectangle.

Answer:

Area of parallelogram BCEF is 35 cm².

Detailed Answer with Explanation:

Area of rectangle ACDF = 10 × 5 = 50 cm². Area of triangle ACF = ½ × 3 × 5 = 7.5 cm². So parallelogram BCEF = 50 − 15 = 35 cm².