The length will be 3 because of the altitude
Answer:
A
Hope i helped :)
Answer:
It's impossible because the figure is greater than 10
Step-by-step explanation:

Therefore:

Answer:
7.855
Step-by-step explanation:
A=pi*r^2=3.142*5^2=3.142*25=7.855
C, GHI because it is over 180 degrees and no triangle is over 180 degrees