The given figure shows a circle with centre at o and angel aob=90degree. if the radius the circle is 40c. m and pie=3.14; calculate the area of the unshaded portion of the circle

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?