Question

Two supplementary angles differ by 20 degree.find the smaller of the two angles

Answer 1

Answer:

let one angle be x and x +20

so, x + (x+20)=180

2x + 20=180

2x=180-20=160

2x=160

x=160÷2

x=80

so, x=80

x+20=100

so, the smaller angle is 80 degrees

Answer 2

Answer:

Physics is the natural science that studies matter, its motion and behavior through space and time, and that studies the related entities of energy and force. Physics is one of the most fundamental scientific disciplines, and its main goal is to understand how the universe behaves.