Mary spends her Saturday mornings buying groceries, helping her children with homework, cooking, and working on her weekend assignment. She does not always do these tasks in the same order. In how many
possible ways can she do her tasks?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

How to use order of operation in 20 divide by 4 multiply 5 = 1

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.