Answer:
108 metres
Step-by-step explanation:
3cm=4m 1cm= 4/3m 81cm=4/3m×81=108m
It would be four 40×.1= four
Answer:
sin X = 
cos X = 
tan X = 
Step-by-step explanation:
First, find what the hypothenuse is:




c = 30

sin x = 

cos x = 

tan x = 
Answer:
C. 0.3682
Step-by-step explanation:
a repeating decimal goes on forever