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Mathematics 9 Online
OpenStudy (anonymous):

HELP WILL GIVE AWARD AND FAN If angle A measures 57 degrees and angle C is adjacent to angle A, what is the measure of angle C if the two angles are complementary? a.123 degrees b.60 degrees c.48 degrees d.33 degrees

OpenStudy (mathmale):

Hint: write out what "complementary" means in this context. Hint #2: try drawing this situation.

OpenStudy (ryamorgan284):

i would say b

OpenStudy (mathmale):

Ryan: what does "complementary" mean to you?

OpenStudy (anonymous):

Complementary means equaling to 90 degrees right...?

OpenStudy (mathmale):

Right. It's important to use that fact in addressing the question at hand. Make the def'n more accurate by writing, "two angles whose sum is 90 degrees are complementary."

OpenStudy (mathmale):

If I understand the problem correctly, angles A and C are complementary. What does that tell you about the measure of angle C?

OpenStudy (ikram002p):

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OpenStudy (mathmale):

Very nice work, @ikram002p !

OpenStudy (ikram002p):

np ^^

OpenStudy (mathmale):

Sasha May: What's an appropriate value for the measure of angle C?

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