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Coordinate Geometry
Circles, Area
jee_main_2026_april_2_shift_1
Grade 12

Question:

If the area of a circle is 154 sq. units, find its radius (take π = 22/7).

Step-by-Step Solution

Key Concept: Area of circle = πr^2.
Step 1: πr^2 = 154 => (22/7)r^2 = 154 => r^2 = 49 => r = 7.
Correct Answer: 7
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