Triangle Angle Theorems Instruction
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Proving the Sum of the Interior Angle Measures of a
Triangle Is 180°
Try it
Given: y ll z
Prove: m25+ m2 2 + m26 = 180°
Angle: Lines Statements Reasons
=
21
23
25
26
m21
m23
m25
mZ6
L
A
M
1
2
3
y
Statements
✓ 1.4 ||z
Reasons
1. given
4
5
6
7 Z
С
B
Correct! Assemble the next
statement

you need to show us the graph.

step-by-step explanation:

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

c

step-by-step explanation:

i think asking google will you get the answer to that question