In the figure, the area of the shaded segment is

Assessment: JAMB UTME - Mathematics - 1985 Subject: General Mathematics

Question 1 Report

In the figure, the area of the shaded segment is

Answer Details
Area of sector =  120 360 × π × ( 3 ) 2 = 3 π

Area of triangle =  1 2 × 3 × 3 × sin ⁡ 120 o

=  9 2 × 3 2 = 9 3 4

Area of shaded portion = 3 π − 9 3 4

= 3 

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