Construct an equilateral triangle with side 4 cm. Measure the approximate length of the altitude.
A
2.2 cm
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B
4.5 cm
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C
3.4 cm
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D
5 cm
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Solution
The correct option is C 3.4 cm Construct an equilateral triangle ABC with side length 4 cm. Draw a perpendicular AD from A to BC. Measure the length of AD. AD will be equal to 3.4 cm.