Question

If a circular picture is 0.5m in diameter what will the cost of its frame at the rate of rupees 40per cm (pie=3.14)

Answer 1

Answer:

you can do it from the formula πr*r

Step-by-step explanation:

0.5*0.5*3.14

the answer will you have to find

Answer 2

Answer:

Step-by-step explanation:

0.5 m=50 cm

diameter/2=radius

50/2=25

r=25

circumference=2πr

                        =2×3.14×25

                        =157 cm

1 cm=40 rupees

157 cm=157×40

           =6280 rupees