Answer:
cos0 = 1
cos90 =0
so a for the first one and d for the other
Answer:
Step-by-step explanation:
I think this is it but you question want super clear
A = C/2r
I think it’s the second option, hope this helps. If it’s correct please give brainliest
Ok so,
20*2= 40
20*1/2=10
40+10=50
So Johncan travel 50 km in 2 1/2 hours.
Hope this helps :)
Answer:
25
Step-by-step explanation:
he got an 80 so if that was his grade by answering 20 questions right then the correct answer would be 25 questions