Answer:
15 degrees
Step-by-step explanation:
Since ABD is a right angle it equals 90 degrees
ABC is 75 degrees
ABC + CBD = ABD
75 + CDB = 90
Subtract 75 from each side
75-75 + CDB = 90-75
CDB = 15
The other angle is 15 degrees
Answer:
4.57 x
Step-by-step explanation: use ma th way next time and use it to see the steps
Answer:
x = 3
Step-by-step explanation:
2x - y = 4
x + y = 5
y = 5 - x
2x - (5 - x) = 4
2x + x - 5 = 4
3x = 9
x = 3