Question

plz plz answer find the area of: I) an annulus of inner and outer radii 4cm and 10cm respectively ii) a washer of radii 2cm and 2.4cm plz answer

Answer 1

Area of outer circle = 628.57....
area of inner circle = 27.14...
required region = area of outer circle - inner circle
                         =601.43

Answer 2

Answer:

Step-by-step explanation:

601.43