The figure shows a highway sign that warns of a railway
crossing. The lines that form the cross pass through the circle's
center and intersect at right angles. If the radius of the circle is
20 inches, find the length of each of the four arcs formed by the
cross. Express your answer in terms of u and then round to two
decimal places

Explain how the quotient of powers was used to simplify this expression.

Right triangle abc has three sides with lengths ab= 119, bc = 169, ca= 120. find the value of cos c. hint: draw and label the triangle. the hypotenuse is always the longest.

Read the excerpt from gilgamesh: a new english version. gilgamesh backed away. he said,"how dreadful humbaba's face has become! it is changing into a thousand nightmarefaces, more horrible than i can bear. i feel haunted. i am too afraid to go on." §enkidu answered, "why, dear friend, do you speak like a coward? what you just saidis unworthy of you. it grieves my heartwe must not hesitate or retreat."