Question

A horse is placed for grazing inside a rectangular field of 70m by 52m and is tethered to one corner by a rope 21m long. how much area can it gaze

Answer 1

pie 21square÷4..............

Answer 2

$\huge{\bf{\sf{\underline{\color{navy}{ᴀɴ}}\underline{\purple{sᴡ}}\underline{\pink{ᴇʀ}}}}}$

∴ Ar.(quadrant) = 346.5 m²

______________________________

Given :

r = 21 m

Solution :

∴ Ar.(quadrant) = ¼ x πr²

= ¼ x ²²⁄₇ x 21 x 21

= ³³ˣ²¹⁄₂

= ⁶⁹³⁄₂

∴ Ar.(quadrant) = 346.5 m²

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