Answer:
38
Step-by-step explanation:
take the biggest number and subtract it by the smallest number and you will get your answer.
Answer:
63
Step-by-step explanation:
When a quadrilateral is in the circle, the opposite angels are supplementary, meaning they equal 180. So you do 180-117 and get 63
Answer:
B
Step-by-step explanation:
y=x you can imagine by drawing graph
Remember the arc is equal to the central angle, so ab will equal angle APB. they told you angle APB is a right angle, how many degrees is this? that is what ab will be also:)