length of parallel sides of trapezium are 3.5cm.and 11.5cm.,height is 4.2cm. then find the area of trapezium.
RahulRJVeer:
31.5 cm²
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Answered by
3
area of trapezium=1/2 h(a+b)
=1/2*4.2(3.5+11.5)
= 2.1*15
=31.5cm^2
=1/2*4.2(3.5+11.5)
= 2.1*15
=31.5cm^2
Answered by
0
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The area of Trapezium =?
The two || sides =(3.5 & 11.5)cm
hieght =4.2 cm
We, know that area of trapezium = 1/2 (Sum of || sides)Hieght
=> 1/2 × (3.5+11.5)×4.2
=> 1/2× 15 × 4.2
=> 15 × 2.1
=> 31.5
So, the area of trapezium =31.5 cm²
:-31.5 cm²
------------------------------------------------
Answered by :-Kaustubh The Cool Spud
Follow me ✌
×××××××××××××××××××××
The area of Trapezium =?
The two || sides =(3.5 & 11.5)cm
hieght =4.2 cm
We, know that area of trapezium = 1/2 (Sum of || sides)Hieght
=> 1/2 × (3.5+11.5)×4.2
=> 1/2× 15 × 4.2
=> 15 × 2.1
=> 31.5
So, the area of trapezium =31.5 cm²
------------------------------------------------
Answered by :-Kaustubh The Cool Spud
Follow me ✌
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