The area of a triangle is equal to the area of a rectangle whose length and breadth are 18 cm and 12 cm respectively. If the base of the triangle is 24 cm, then find its altitude.
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Answer:
Ans is 18
Step-by-step explanation:
area of rectangle =l×b
=18×12=216cm²
area of rectangle=area of traingle
let the altitude of traingle be x cm,then
area of traingle =1/2×base x altitude
=1/2×24×x
=12x
•
• • 12x=216
x =216/12
x=18
so the altitude of traingle =18 cm
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