Answer:
6.6 cm and 14.6 cm
Step-by-step explanation:
(a)
the length of arc AB is calculated as
AB = circumference of circle × fraction of circle
= 2πr ×
= 2π × 4 ×
= 8π ×
=
≈ 6.6 cm ( to the nearest tenth )
(b)
the perimeter (P) of sector AOB is
P = r + r + AB = 4 + 4 + 6.6 = 14.6 cm
Altogether there are 38 chocolate candies, if you take a blue one away you will have 37 chocolate candies so that means the possibility of getting a red chocolate candy is 10/37 because there are 10 red chocolate candies in amongst the 37 chocolate candies.
Answer:
21
Step-by-step explanation:
its just... 21 its pretty simple