Answer:
a
Step-by-step explanation:
a presents that the a machine is better therfore i think its a.
hope this helps
Answer:
1. 90
2.60
3.30
4. 40
5. 80
6. 60
7. 30
8. 30
9. 120
Total for all triangles=180
Step-by-step explanation:
In all the problems, you have to solve for y. This can be done because the three angles are supplementary For example, in the first diagram, you have:
3y+2y+y=180
6y=180
y=30
It's fairly easy to solve from there. Just more multiplying and subtracting.
Answer:
It could be B
Step-by-step explanation:
Answer:
Here it is. Hope it helped. Apart from 3, 4 is also a number.
plz mark me as brainliest.