Answer:
15 is the answer
Step-by-step explanation:
20×4=80
80-65=15
Answer:
144m
Step-by-step explanation:
we would used tan 30 to determine the height of the building
tan 30 = opposite / adjacent
0.5774 x 250 = 144m
Answer:
obtuse cant be a right angle
Step-by-step explanation:
in order to be obtuse you have to be more than 90 dagrees
The number of permutations of 8 people taken 6 at a time is given by: