1.

The perimeter of a trapezium is 52 cm and its non-parallel sides are each equal to 10 cm and its altitude is 8 cm. Its area is

A. \[\sqrt{3}:1\]
B. \[\sqrt{2}:1\]
C. \[\sqrt{5}:2\]
D. \[2:\sqrt{5}\]
Answer» B. \[\sqrt{2}:1\]


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