Answer:
<h3><u>Required Answer</u><u>:</u><u>-</u></h3>
![{:}\longrightarrow](https://tex.z-dn.net/?f=%7B%3A%7D%5Clongrightarrow)
![\sf BD={\dfrac {1}{2}}AE](https://tex.z-dn.net/?f=%5Csf%20BD%3D%7B%5Cdfrac%20%7B1%7D%7B2%7D%7DAE%20)
![{:}\longrightarrow](https://tex.z-dn.net/?f=%7B%3A%7D%5Clongrightarrow)
![\sf BD={\dfrac {1}{2}}21](https://tex.z-dn.net/?f=%5Csf%20BD%3D%7B%5Cdfrac%20%7B1%7D%7B2%7D%7D21)
![{:}\longrightarrow](https://tex.z-dn.net/?f=%7B%3A%7D%5Clongrightarrow)
![\sf BD={\dfrac {21}{2}}](https://tex.z-dn.net/?f=%5Csf%20BD%3D%7B%5Cdfrac%20%7B21%7D%7B2%7D%7D)
![{:}\longrightarrow](https://tex.z-dn.net/?f=%7B%3A%7D%5Clongrightarrow)
![\sf BD=10.5cm](https://tex.z-dn.net/?f=%5Csf%20BD%3D10.5cm%20)
Answer:
A
Step-by-step explanation:
Given
4n² + 4(4m³ + 4n² ) ← distribute terms in parenthesis by 4
= 4n² + 16m³ + 16n² ← collect like terms
= (4n² + 16n²) + 16m³
= 20n² + 16m³
= 16m³ + 20n² ← in standard form → A
153.94 ft — you use pi•r^2 and the radius is half the diameter so its 7
Answer:
1,290,000
Step-by-step explanation:
hecker skills
The answer is 0 according to Siri