a road bike has a wheel diameter of 622 mm. what is the circumference of the wheel? use 3.14 for $\pi$.

976.24 mm
976.54 mm
1,852.08 mm
1,953.08 mm

Question

a road bike has a wheel diameter of 622 mm. what is the circumference of the wheel? use 3.14 for $\pi$.

976.24 mm
976.54 mm
1,852.08 mm
1,953.08 mm

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Circumference of a Circle" ], "new_concepts": [], "current_concepts": [ "Circumference of a Circle" ] } ## Identify given values and formula $$ \begin{aligned} d &= 622\text{ mm} \ \pi &\approx 3.14 \ C &= \pi d \end{aligned} $$ ## Calculate the circumference $$ \begin{aligned} C &= 3.14 \times 622 \ C &= 1953.08\text{ mm} \end{aligned} $$

(A) 976.24 mm

(B) 976.54 mm

(C) 1,852.08 mm

(D) 1,953.08 mm

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Geometry", "Circumference of a Circle" ] }

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Question

Explanation:

Identify given values and formula

Calculate the circumference

Answer: