Answer:
○ A) 21 ft.²
Step-by-step explanation:
![{a}^{2} + 2a \sqrt{ \frac{ {a}^{2}}{4} + {h}^{2} } = S. A. \\ \\ {3}^{2} + 2(3) \sqrt{ \frac{ {3}^{2} }{4} + {2}^{2}} = 24 \\ \\ 24 ≈ 21](https://tex.z-dn.net/?f=%20%7Ba%7D%5E%7B2%7D%20%2B%202a%20%20%5Csqrt%7B%20%5Cfrac%7B%20%7Ba%7D%5E%7B2%7D%7D%7B4%7D%20%2B%20%7Bh%7D%5E%7B2%7D%20%7D%20%3D%20S.%20A.%20%5C%5C%20%20%5C%5C%20%7B3%7D%5E%7B2%7D%20%2B%202%283%29%20%5Csqrt%7B%20%5Cfrac%7B%20%7B3%7D%5E%7B2%7D%20%7D%7B4%7D%20%2B%20%20%7B2%7D%5E%7B2%7D%7D%20%3D%2024%20%5C%5C%20%20%5C%5C%2024%20%E2%89%88%2021)
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Answer:
2401
Step-by-step explanation:
because 7*7*7*7=2401
Yes because 13-5=8. not any other single number can be identified in the missing number
The equation is y=(-1/2)x +2