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Question Number 50936 by Rio Michael last updated on 22/Dec/18

Commented by Rio Michael last updated on 22/Dec/18

$t h e f i g u r e a b o v e i s a s o l i d w i t h t r a p e z i u m P Q R S a s i t s u n i f o r m$ $c r o s s - s e c t i o n .$ $a) F i n d t h e a r e a o f t h e t r a p e z u i m P Q R S$ $b) c a l c u l a t e t h e v o l u m e o f t h e s o l i d f i g u r e .$
	Answered by hassentimol last updated on 22/Dec/18

	$A_{Trapezium} = \frac{height \times (big side + small side)}{2}$ $A_{Trapezium} = \frac{12 \times (11 + 6)}{2} = 102 m^{2}$ $a n d$ $Vol = A_{Trapezium} \times Height$ $Vol = 102 \times 8 = 816 m^{3}$
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