How many 25cm tins can fit in 600mmx500mm

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

What is the circumference of a circle with an area of 50.24 cm²?

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.