If the circumference of the great circle is 44 cm find the total surface area of the hemisphere

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*