Shan is interested in buying a block of bushland. The price per hectare is $500. The land he wishes to purchase is in the shape of a right-angled triangle as shown.
The length of side `A B` is 7800 metres and the length of side `B C` is 3000 metres. The right angle of the triangle is angle `A C B`.
Note: 1 hectare =10 000 m2
What is the cost of the block of bushland? (4 marks)
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