178k views
1 vote
A dart board has a diameter of 40cm and is divided into 20 congruent sector​

User Goemic
by
3.5k points

1 Answer

6 votes

Answer:

the radius is equal to half the diameter = 20 cm. there are 20 sectors that are all congruent to each other, so the area of each individual sector is 400 * pi / 20 = 20 * pi.

Step-by-step explanation:

User Douglas Manley
by
3.7k points