find the length of the longest chord of the circle of area 154sq.cm
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The longest chord is always the diameter of a circle.
The lennth in this circle is 14 cm.
The lennth in this circle is 14 cm.
natalialodaya:
how??
Answered by
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Area of circle = 154 cm^2
π × radius^2 = 154
Radius^2 = 154/π
Radius^2 = 154 × 7 / 22 =49cm
Radius = √49 = 7cm
Diameter = 2 × Radius = 2 × 7 = 14cm
Answer. The length of diameter also known as longest chord is 14 cm
π × radius^2 = 154
Radius^2 = 154/π
Radius^2 = 154 × 7 / 22 =49cm
Radius = √49 = 7cm
Diameter = 2 × Radius = 2 × 7 = 14cm
Answer. The length of diameter also known as longest chord is 14 cm
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4 wat??
Hey my answer is correct it is 14cm
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