The diagrams shows a prism of tength 21 cm. The cross-section of the prism is a right angled triangle.
(a)Work out the cross sectional area of the prism.
(b)The diagram below represents the net of a prism. Fill in the missing lengths.
Use the diagram in part (b) to work out the total surface area of the prism.
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Answer:
6 cm 10 cm and 21 cm
Step-by-step explanation:
look at the triangle and you will get the length as 6 cm 10 cm and 21 cm
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