To calculate the length of the arc, we need to know what fraction of the circle is shown. To do this, we use the angle and compare it with 360Ëš. This angle is 144°. That is \(\frac{{144^\circ ...
Calculate the arc length to 2 decimal places. First calculate what fraction of a full turn the angle is. 90° is one quarter of the whole circle (360°). The arc length is \(\frac{1}{4}\) ...
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