Graph the image of this figure after a dilation with a scale factor of 1/2 centered at the point (2, 2) Use the polygon tool to graph the dilated figure.

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Can someone me with these two circle theorem questions asap?