Answer:
use the formula A = 1/2bh, where A = area, b = base, and h = height. Once you have the areas of all sides and faces, you simply add them together to get the surface area.
Hope this helps!
Answer:
What is the Question so I can answer?
Step-by-step explanation:
If you're familiar with the quadratic equation

well,

is the x component of the vertex, in your case, the vertex is the highest point
figure out what t is at the highest point, and then substitute that back into the equation in order to determine height
x=t in this problem
<span>What is 4 divided by 84?
4 </span>÷ 84 = <span>0.04761904761....
4 divided by 84 isn't 21, but 84 divided by 4 is 21! 4 divided by 84 is asking how many times 84 goes into 4 which is not even 1.
</span>
4 divided by 84 = <span>0.04761904761....</span>