A ray is a line has one endpoint and a line that goes on forever.
Your equation is gonna be a^2-24^2=25^2 and your answer is 7.
36 * 7 gives you the number of nails in the whole pounds
36 * 2/3 gives you the fraction part
7 * 36 = 252
2/3 * 36 = 24
Total nails = 252 + 24 = 276 nails
B. 50% of the moons surface
Answer:
You can calculate the area of the circle
We know the formula is: 
And if diammeter is 800, then the radio is a half: 400
We replace:
feet
So now we can divide:
502654/1000 = 502,654 minutes