the area of a triangle is 90cmsquare if its base is 15cm find its altitude
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Answer:
a =1/2×alt.×base
alt.= a×2 /base
= ( 90×2)/15
=12 cm
Answered by
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Answer:
Step-by-step explanation:
The area of triangle=90cm^2
The base=15cm
The altitude=x
The area of triange= 1/2×base×height
90cm=1/2×15cm×x
90cm×2=15cm×x
180cm=15cm×x
X=180/15
X=12
Altitude= 12cm
I think it will help you thank
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