Question

11. The measures of some
angles are given below. Write
the measures of their
complementary angles. 40°​

Answer 1

Step-by-step explanation:

sum of two complementary angles are 180°..

so..180-40=140

so 140°

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Answer 2

Answer:

→Let the measure of the complementary angle= x°

→40 + x = 90

→40 + x – 40 = 90 – 40 (Subtracting 40 from both sides)

→x = 50

→The measure of the complement of an angle of measure 40° is 50°

$\huge \green{ \boxed{ 50° }}$