Which is the measure of the reference angle for 227"?
a. 35
C. 47
b. 23°
d. 43°
Please select the best answer from the choices provided

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?