Item 9
Find the area of the semicircular desk. Round your answer to the nearest hundredth.
(Wall is 6ft i need to find area of the semicircular desk and cant add a picture or link to it :()

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Finally, the arena decides to offer advertising space on the jerseys of the arena's own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14 what is this as a percentage? what is this as a fraction? what is the probability of not being shortlisted? give your answer as a decimal.