eprubyrox57 eprubyrox57

12-12-2022
Mathematics

contestada

In triangle ABC,

AC=8 cm,

BC-15 cm,

Angle ACB = 70°.

(a) Calculate the length of AB. Give your answer correct to 3 significant figures.

Calculate the size of angle BAC.

(b) Give your answer correct to 1 decimal place.

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