What is the circumference? Use 3.14 for π. Round to the nearest tenth if necessary. radius: 9 mm
A. 12.1 mm B. 14.1 mm C. 28.3 mm D. 56.5 mm

Which is the product of 58 and 1,000? a. 0.058 b. 5,800 c. 58,000 d. 580,000

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50

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.