2 years ago

ZABC and ZDEF are complementary angles.

Mathematics

2 answers:

slega [8]2 years ago

8 0

Answer:

IF ABC and DEF are complementary then ABC + DEF = 90°

Therefore, DEF = 90° -ABC

Since DEF = 54° and DEF = x then

x = 90° -54°

x = 36°

Step-by-step explanation:

Marat540 [252]2 years ago

4 0

Answer:

x = 36

Step-by-step explanation:

Complementary angles add to 90 degrees

54+x = 90

x = 90-54

x = 36

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