Answer:
a. rad27
Step-by-step explanation:
we can use a2+b2=c2 where c is the hypotonuse.
we plug in 3^2+b2=6^2
9+b^2=36
b^2=27
then do a rad over each to get rid of the ^2 on the b
b=rad 27
answer is rad27
The answer is B 5.4 units
80.9 kilometres =
8090000 centimetres
Length
80.9
kilometre
8090000
Centimeter
4u+3
Step-by-step explanation: 8/1*1/2= 8/2=4u
8/1*3/4= 24/8=3