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1 Pure Mathematics

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Question 574

In triangle ABCABCABC, side AB AB\,AB has length 8 cm, side BC BC\,BC has length 7 cm and side AC AC\,AC has length 6 cm.

a.

Determine angle ABC ABC\,ABC from the three side lengths and round it to 1 decimal place.

[3]
b.

Use your angle from part (a) to calculate the triangle's area to 3 significant figures.

[2]
Markscheme

1 Pure Mathematics Questions

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