In the quadrilateral PQRS d=10 cm, h1=5 cm and
h2=2.5 cm. Find the area	Select.
A) 21	B) 22	C) 37.5	D) 24	E) 25
area of quad.=1/2*any diagonal*(sum of 2 perpendiculars which is drawn on that diagona)   so 1/2*10*(5+2.5)= 
<gadget id="calculator">1/2*10*(5+2.5)</gadget>
<output>37.5</output>
37.5   ANSWER:37.5
<result>C</result>
In the quadrilateral PQRS d=10 cm, h1=5 cm and
h2=2.5 cm. Find the area