Respuesta :
Answer:
The smaller angle is 18 degrees
The larger angle is 72 degrees
Step-by-step explanation:
x = smaller angle
y = larger angle
y = 4x ---> one angle is 4 times larger than other one.
y + x = 90 ----> the sum of complementary angles is 90 degrees
4x + x = 90 ----> plug in 4x for the larger angle (y) and then solve
5x = 90
x = 18 ----> the smaller angle is 18 degrees
y = 90 - 18
y = 72 ----> the larger angle is 72 degrees
The smaller angle is 18.
What is the complementary angle?
The complementary angle is the angle that adds up to 90 degrees always, so when we say that two angles are complementary it means that the sum of the angle or the combined angle is equal to ninety degrees.
The solution to the problem
The larger angle is 4 times the smaller angle so let the smaller angle be 'x' and the larger angle be 4x.
Hence the sum of both the angle is 90 degrees from the definition of complementary
so 4x+x=90, 5x = 90
dividing the equation by 5
x = 18
Hence the smaller angle is 18 degrees
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