<h3><u>
Answer:</u></h3>
<h3><u>
Step-by-step explanation:</u></h3>
- 56 + y + (180 - 123) = 180
- => 56 + y + 57 = 180
- => y = 180 - 113
- => y = 67°
<h3><u>Conclusion:</u></h3>
Therefore, the answer is y = 67°.
Hoped this helped.

C. Two pairs of corresponding angles will lock in the 3rd angel and triangles will be similar
Having two pairs of corresponding sides does not guarantee similar triangles. See the attachment.
Answer:, 49.010000.
Step-by-step explanation:
Answer: 453
Step-by-step explanation:
To solve the question, we have to calculate the margin of error which will be:
= (61.7% - 52.3%) / 2
= 9.4% / 2
= 4.7%
4.7% = 1 / ✓n
0.047 = 1 / ✓n
✓n = 1 / 0.047
✓n = 21.28
Square both sides to.gwt the value of n
n = 21.28²
n = 452.69
n = 453
453 residents were surveyed
Answer:
x-2
Step-by-step explanation:
x3−3x2+3x−2/x2−x+1
=
x3−3x2+3x−2/x2−x+1
=
(x−2)(x2−x+1)/x2−x+1
=x−2