Mathematics
NULL
Medium
Question
A parallelogram has sides 60 m and 40 m and one diagonal 80 m long. Its area is __________?
A
480 sq m
B
320 sq m
C
600√15 sq m
✓ Official correct answer
D
450√15 sq m
Community credibility
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A
480 sq m
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B
320 sq m
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C
600√15 sq m
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D
450√15 sq m
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Explanation
Split into two triangles with sides 60, 40, 80. Each has area 300√15; total area = 600√15 m².