Question

solve this word problem

Answer 1

Length of the 2 semicircle = 400 - 90 - 90 = 220m

Radius = Circumference ÷ 2π

Radius = 220 ÷ 2π = 25 cm

Area of the track = whole figure - inner figure

Area of the track =  π(25 + 14)² - π(25)² = 2816 cm²

Answer: 2816 cm²