Y=t+12 this is one the answers
Answer:
D
Step-by-step explanation:

Answer
I'm sorry for not being able to help you but this kind of contents are not allowed ߷߷
The answer for -3/8 divided by -6/7 is 7/16
Answer:
50°
Step-by-step explanation:
Let measure of one equal side be x.
80° +x +x = 180°[ sum of interior angle of triangle is 180°]
= 2x = 180° -80°
= x = 100°/2
=x = 50°