Answer: I think the answer is 2b+9
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
Answer:
25.12 cm
Step-by-step explanation:
radius = 4
circumference = 2πr
so the distance would be 8 π
or 25.12
Answer:one solution
Step-by-step explanation:
Answer:
Y = 59.0°
Step-by-step explanation:
Using the cosine rule in terms of x, y and z
cosY = 
with x = 22, y = 20 and z = 18
cosY = 
= 
=
, thus
Y =
(
) ≈ 59.0° ( to the nearest tenth )