1. Measuring Angles

Find the measure of each marked angle. See Example 2supplementary angles with measures 6𝓍 ― 4 and 8𝓍― 12 degrees

Find the measure of the smaller angle formed by the hands of a clock at the following times.

Find the measure of the smaller angle formed by the hands of a clock at the following times. 3:15

Find the measure of the smaller angle formed by the hands of a clock at the following times. 8:20

Perform each calculation. See Example 3. 75° 15' + 83° 32'

Perform each calculation. See Example 3. 47° 29' ― 71° 18'

Perform each calculation. See Example 3. 90° ― 51° 28'

Perform each calculation. See Example 3. 90° ― 17° 13'

Perform each calculation. See Example 3. 90° ― 36° 18' 47"

Perform each calculation. See Example 3. 55° 30' + 12° 44' ― 8° 15'

Convert each angle measure to decimal degrees. If applicable, round to the nearest thousandth of a degree. See Example 4(a). 82° 30'

Convert each angle measure to decimal degrees. If applicable, round to the nearest thousandth of a degree. See Example 4(a). 112° 15'

Convert each angle measure to decimal degrees. If applicable, round to the nearest thousandth of a degree. See Example 4(a). ― 70° 48'

Convert each angle measure to decimal degrees. If applicable, round to the nearest thousandth of a degree. See Example 4(a). 38° 42' 18"