Using the side length as the hypotenuse of a right triangle and half the given angle as the adjacent angle. Find the length of the base of a right triangle. This would be half the length of BD.
Cos(60) = adjacent leg/ 10
adjacent leg = cos(60) x 10
Adjacent leg = 5
Length of BD = 5x 2 =
10
Answer:
it'll be B
Step-by-step explanation:
ive took the test turned out i got it right
10.5litres
Simply multiply 2.5 by 4.2
Which gives you 10.5
Answer: 3:5
I think is C
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