30-10-2022
Mathematics

Answered

Robert is told the size of angle BAC in degrees and he is then asked to calculate
the length of the line BC. He uses his calculator but forgets that his calculator
is in radian mode. Luckily he still manages to obtain the correct answer. Given
that angle BAC is between 10° and 15°, use graphing software to help you find
the size of angle BAC, correct to 2 decimal places.

Robert is told the size of angle BAC in degrees and he is then asked to calculate the length of the line BC He uses his calculator but forgets that his calcula class=

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