Find the value of x. Round to the
nearest tenth.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

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

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.