two parallel side of an isosceleus trapezium are 6cm& 14 cm respectively. if the length of each non parallel side is 5cm ,find the aream of trapezium
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Answer:
30 cm square
Step-by-step explanation:
Apply Pythagoras therom
=(h )square =( p)square+ ( b)square
=5 square =h square +4square
=25= h square+ 16
=25 -16= h square
=√9= h
=3=h
area of trapezium =
=1/2 h(a+b)
=1/2 ×3(6+14)
=1/2×3(20)
=3×10
=30cm square
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