Answer:Wednesday I think
Step-by-step explanation:
9 students
30% ends up being .3%, multiply .3% by 30 students which equals 9.
All the measures in a triangle are equal to 180 degrees.
Let the unknown angle= x.
40+89+x= 180
Combine like terms.
129+x= 180
Subtract 129 from both sides.
x= 51
The angle is equal to 51.
I hope this helps!
~kaikers
Answer:
80
Step-by-step explanation: