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Question :

View attachment 71328

My question is how did the 2a and 2b come from??

Equations:

Area of trapezoid =(a+b/2)(h)

Attempt:

I know that the area of a trapezoid is (a+b/2)(h)

However why is there now a 2a and 2b in its place? Could it be related to the 2s function??

View attachment 71328

My question is how did the 2a and 2b come from??

Equations:

Area of trapezoid =(a+b/2)(h)

Attempt:

I know that the area of a trapezoid is (a+b/2)(h)

However why is there now a 2a and 2b in its place? Could it be related to the 2s function??

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