Exemplar exercise problems IX — task. Mathematics CBSE, Class 8.

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1. What is the central angle of the sector (in above pie chart) representing skin and bones together?

\(96^\circ\)
\(60^\circ\)
\(36^\circ\)
\(90^\circ\)

2. What is the central angle of the sector (in the above pie chart) representing hormones enzymes and other proteings.

\(156^\circ\)
\(176^\circ\)
\(120^\circ\)
\(144^\circ\)

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