
×

First, convert

to an improper fraction. Use this rule:

=

/ Your problem should look like:

×
Second, simplify 4 × 6 to 24. / Your problem should look like:

×
Third, simplify 24 + 1 to 25. / Your problem should look like:

×
Fourth, apply this rule:

×

=

/ Your problem should look like:
Fifth, simplify 3 × 25 to 75. / Your problem should look like:
Sixth, simplify 5 × 6 to 30. / Your problem should look like:
Seventh, simplify. / Your problem should look like:
Eighth, convert to mixed fraction. / Your problem should look like:

Answer:
If angle 10 and 15 are congruent ( the same) that would mean lines a and b would need to be parallel with each other because that have the same angles.
The answer ic C.
5/12 converted. decimal would be .416666667