A table tennis measures 2.8m b 1.6 use a scale of 1 cm :0.5 to create a scale drawing of a table tennis table

What is the approximate circumference of the circle shown below? 12.2 cm

Triangle xyz is translated 4 units up and 3 units left to yield triangle x'y'z' what is the distance between any two corresponding points on triangle xyz and trianglex'y'z' ?

The blue segment below is a diameter of oo. what is the length of the radius of the circle?