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A running track has two semi-circular ends with radius 31m and two straights of length 92.7m as shown. Calculate the total area of the track rounded to 1 DP. |
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Answer» 5,891.24 m²Step-by-step explanation:AREA of RECTANGLE is 92.7 x 31= 2,873.7 sq. MAREA of 1 SEMI circle is πr²/2 but there r 2 semi circles and HENCE area of 2 semicircles is πr² = 3.14 x (31²)= 3,017.54 sq. mtoral area = 2,873.7 + 3,017.54 = 5,891.24 m² |
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