If a triangle is rotated, which of the following stays the same? Select all that apply. coordinates

angle measure

side length

perimeter
Timed test hurry!!

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?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take