find the surface area of this sphere.
sphere formulas
$sa = 4\pi r^2$
$v = \frac{4}{3}\pi r^3$
$r = 16\text{ in}$
$sa = ?\pi\text{ in}^2$

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Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "blank_filling_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Surface Area of a Sphere" ], "new_concepts": [], "current_concepts": [ "Surface Area of a Sphere" ] } ## Identify the given radius $$ r = 16\text{ in} $$ ## Apply the surface area formula $$ \begin{aligned} \text{SA} &= 4\pi r^2 \ &= 4\pi (16)^2 \ &= 4\pi (256) \ &= 1024\pi \end{aligned} $$ Find the surface area of this sphere. $\text{SA} =$ 1024 $\pi\text{ in}^2$ { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Geometry", "Surface Area of a Sphere" ] }

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Explanation:

Identify the given radius

Apply the surface area formula

Answer: