Question

The ratio of two complymentary angle is 4:5 find the angles and ratio of their supplymentary angle

Answer 1



1

Primary SchoolMath5 points

The ratio of two complementary angles is 4:5 find these angles and ratio on of their supplementary angle

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Answers



gaurav2013c Genius

Let the first angle be 4a 
Second angle = 5a

According to question 
4a+5a = 90
=> 9a = 90
=> a = 10

First angle = 40°
Second angle = 50°

Now, 

Supplement of first angle = 180 - 40 = 140°
Supplement of second angle = 180 - 50 = 130°

Ratio of Supplement = 140:130 = 14 : 13