Question

if diamete =1•4 meter find the cost of polishing
a circular wooden piece if rake of
paliship is 50₹ per square meter
​

Answer 1

ANSWER

STEP BY STEP EXPLANATION

DIAMETRE (D) = 1.4 m

COST = ₹50 / m²

AREA = πr²

= 22/ 7 × 0.7 × 0.7

= 1.54m²

Cost = AREA × RATE

= 1.54 × 50

= ₹ 77

Cost of polishing the field is ₹ 77