Question

PISA BASED QUESTIONS

have you see a photograph of a farmhouse with a roof in the shape of pyramid .

Below is a student's mathematical model of the farmhouse roof with measurement added.

the attic floor,ABCD in the model,is a square. the beams that support the roof are the edges of a block (rectangular prism ) EFGHKLMN. E is the middle of AT, F is the middle at BT, G is the middle of CT and H is the middle of DT. all the edges of the pyramid in the model have length 12m.

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Question 1.1

calculate the area of the attic floor ABCD.
The area of the attic floor ABCD = _____m2

Question 1.2

calculate the length of EF , one of the horizontal edges of the block.
the length of EF = _______m


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Answer 1

Answer:

dont know what are you saying