Solve the compound inequality 2x - 3<7 and 5 - xs 8. O A x2 3 and x < 2
O B. x2 3 and x < 5
O C. X-3 and x < 2
O D. X2-3 and x < 5
Please help

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.