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The problem statement explicitly states that O1 = 88^.

May 13, 2026Mathematics

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Answer

\text{}88^\circ\text{}

2 steps

QUESTION 8

8.2.1 Determine $\hat{O}_1$ .

Identify the given value.
The problem statement explicitly states that $\hat{O}_1 = 88^\circ$ .
$\hat{O}_1 = 88^\circ$
Reason: Given.
$\boxed{\text{}88^\circ\text{}}$
8.2.2 Determine $\hat{D}_1$ .
Relate the angle at the circumference to the angle at the centre.
$\hat{D}_1$ is the angle at the circumference subtended by arc BC. $\hat{

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