Triangle A'B'C' is a reflection of triangle ABC across the line 1. Select ALL statements that MUST be true.
A. Line I bisects segment AB.
B. Line I bisets segment CC'.
C. Angle ABC is 60 degrees.
D. Line BB' is perpendicular to line I.
E. Angle ABC is congruent to angle A'B'C'.
F. Triangle ABC and A'B'C' are congruent.
G. Segment BC is congruent to segment B'C'.
H. The distance from point A to linel is the same as the distance from point A' to line I.

answer: sine

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

answer for #1 is c

answer for #2 is d

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well what you have to do is divide 84 by 6 so theanswer

step-by-step explanation:

84 divided by 6 = 14

and that lightbulb changing party must be freaking lit!