Answer: 250:1
Step-by-step explanation:
Divide the measurement of appearance by the actual measurement.

The magnification scale is 250:1. The scale is used by a 250X magnifying lense.
Answer: A
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Answer: Its irrational since it has a decimal.
Answer:
84 degrees
Step-by-step explanation:
3x = 4x - 28. Reason: Alternate Exterior Angle are congruent
X=28 Reason: Algebra
Y+4x-28= 180 Reason: Straight angles = 180 degrees
Y=84. Reason: Algebra
Answer:
-1, 0, 0.1, 1
Step-by-step explanation:
-1 is a negative value, which makes it before 0
0.1 is less than 1 but more than 0