Step-by-step explanation:
Let us take ratio constant as 'x'
Therefore ratio of angles
3x:5x:9x:13x
Sum of interior angles of quadrilateral is 360 degree.
3x+5x+9x+13x=sum of interior angles of quadrilateral
=>3x+5x+9x+13x=360
=>30x=360
=>x=12
If you want to know... it's 24
Answer:
A and C
Step-by-step explanation:
Answer
Simplest Form: 9/5
Step-by-step explanation:
18/10
Greatest Common Factor: 2
18/2 and 10/2 = 9/5