## Ask Singapore Homework?

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1) Figure can be folded into a box.

2) Area of figure = surface area of figure.

3) Key point in the question is the find the length of the curve part.

*Read the blue workings, then the red ones, then the purple ones.

2) Area of figure = surface area of figure.

3) Key point in the question is the find the length of the curve part.

*Read the blue workings, then the red ones, then the purple ones.

Date Posted:
6 years ago

I don't understand why the length of arc which is pi is equal to side of the rect