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The bases of triangles having equal areas are inversely proportional to their altitude. The base of a certain triangle is 12cm and its altitude is 15cm. Find the base of a triangle whose altitude is 20cm ​

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Answer:

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Step-by-step explanation:

picture po kelangan ko eii

Answer:

[tex]b_{2} =9cm[/tex]

Step-by-step explanation:

[tex]b_{1} h_{1} =b_{2} h_{2}[/tex]

[tex]12(15)=b_{2} (20)[/tex]

[tex]b_{2} =\frac{12(15)}{20} =9cm[/tex]

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