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1 Pure Mathematics

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Question 282

A parallelogram ABCD ABCD\,ABCD has area 55 cm2^22.

AB AB\,AB has length 5 cm, BC BC\,BC has length 12 cm, and angle ABC ABC\,ABC is obtuse.

a.

Deduce angle ABC ABC\,ABC from the parallelogram's area and give it to 2 decimal places.

[3]
b.

Find the length of the diagonal ACACAC, giving your answer to 1 decimal place.

[2]
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1 Pure Mathematics Questions

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