Given: y llz Prove: m25+ m2 2 + m 26 = 180°
Angles Lines Statements Reasons
21
21
43
25
26
m21
m23
m 45
m26
A
M
Statements
Reasons
1
2
3
y
4
5
6
7
Z
С
B
Assemble the proof by dragging tiles to
the Statements and Reasons columns.
Intro

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.