12.4 The 28 ft flagpole outside Martin Luther King,
Jr. Elementary School casts a 42 ft shadow. In
degrees, at what angle above the horizon is
the Sun? The diagram may not be to scale.
°
Section 13 - Radians
13.1 Find the radian measure of one of the angles of a regular pentagon. (The angles are all the same in a regular pentagon.) In
degrees, the formula for the sum of the interior angles of an n-sided polygon is (ní 2) ⋅ 180°.
radians
13.2 A right triangle has sides of length 1, 2 and the square root of 3. In radians, what is its smallest angle?