Angle: x
complement: 90-x
3x=90-x-14
4x=76
x = 19
90-x= 71
Answer:66
Step-by-step explanation:
Answer:
A? maybe i dont know dont quote me on that
Step-by-step explanation:
Answer:

Step-by-step explanation:

Distribute -2 through the parentheses
Similarly, Distribute 8 through the parentheses

Collect like terms

Move 2x to left hand side and change it's sign
Similarly, move 6 to right hand side and change it's sign

Collect like terms

Add the numbers : 16 and 6

Divide both sides by 2

Calculate

Hope I helped!
Best regards! :D
Answer:
118
Step-by-step explanation:
the length ED is equal to EC
so
the angle is also the same
that's mean the angle ECD is equal to 31
then to find the another angle just do like this
=180–31–31
=118