1.

The length and the width of a mobile phone are 13 cm and 7 cm respectively. It has a screen PQRS as shown in the figure. What is the area of the screen?

Answer»

ABCD is the rectangle formed by the edges of the mobile. PQRS is the rectangle formed by leaving a 1.5 cm wide edge alongside AB, BC, and DC, and a 2 cm edge alongside DA. 

Length of rectangle PQRS = 9.5 cm 

Breadth of rectangle PQRS = 4 cm

Area of screen = Area of rectangle PQRS = 9.5 x 4 = 38 sq .cm



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