Answer: I do not understand the options you gave but but cos30º is equal to 
/2 which is 0.86602540378.
I have the answer but brainly is not working
24/40 = T/30
40t= 24•(30)
T= 18
Hope this helps. :)
Answer:
7 miles
Step-by-step explanation:
45 - 17 = 28 miles
28 : 4 = 7 miles
Area of a triangle = 1/2 x base x height
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Find Height :
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3.75 = 1/2 x 2.5 x height
3.75 = 1.25 x height
height = 3.75 ÷ 1.25
height = 3 meters
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Answer: The height is 3 meters.
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