Answer: 
Step-by-step explanation:
Given
The length of the shadow is 78 ft
the angle of elevation is 
Suppose the height of the building is 
From the figure, we can write
The height of the building is 45.03 ft
Answer:
I think the top would be −72
/7
Step-by-step explanation:
Hope this is right! :) please help on my recent question on history, you get BRAINLYIST AWNSER and 10 points if you answer :/
The median is the middle number of the data plot. Since there 30 numbers, there isn't a exact middle. To find the median you must add the two middle number then divide by 2.
In this case you must add 87 and 88 which gives 175.
Then divide 175 by 2 which gives 87.5
87.5 is the median
6 2/3 ÷ 2/3
= 20/3 ÷ 2/3
= 20/3 × 3/2
= 20/2
= 10
Answer
10 hours
