Answer:
180 degrees
Step-by-step explanation:
the sum of angles in a triangle is 180degrees
If a is equal to 7. The answer is 11. 7+4
<u><em>Answer:</em></u>
volume of sphere = 288π ft³
<u><em>Explanation:</em></u>
volume of sphere =
where pi is a constant and r is the radius of the sphere
<u>We are given that: </u>
The diameter of the sphere is 12 ft.
<u>This means that</u> the radius = 
<u>Substitute with the radius in the above equation to get the volume as follows:</u>
volume =
ft³
Hope this helps :)
4620 m<span>hope this helps </span>