Question

help me with these questions

Answer 1

Answer:

Step-by-step explanation:

(i)d=2r

d=2×2.5=5cm

(ii)r=d/2

r=7.5

u serious u cant do these questions?

Answer 2

Step-by-step explanation:

1) radius of circle is 2.5 cm hence,

diameter= 2× radius

diameter= 2×2.5

diameter= 5cm

2) diameter of circle is 15 cm hence,

radius = diameter/2

radius= 15 / 2

radius= 7.5 cm

hope it will help you