Parallel sides are equal and measure Find the area of the trapezium.
11) Find the areas of the following quadrilaterals. 16
given
(i) a diagonal = 12 cm; perpendiculars from
the opposite vertices = 4 cm and 3 cm.
(ii) a diagonal = 8 cm; perpendiculars from the
opposite vertices = 2.5 cm and 2 cm.
(iii) a diagonal = 10 cm; perpendiculars from
the opposite vertices = 4.5 cm and 3.5 cm.
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