2. d
a) Name the vertex of the angle.
b) Name the sides of the angle.
c) Give three ways to name the angle.
H
M
d) Classify the angle:

If the measure of xyz is 81 what is the measure of yz

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236