51 x3 is 153 is 153 x 12 is 22032
Answer:

Step-by-step explanation:
{90° = m∠1 + m∠2
{105° = 2m∠1 - m∠2
_______________

All you have left to do is this:

So, your two angle measures are 
I am joyous to assist you anytime.
Answer:
0.1 is 0.1265525 rounded to the nearest tenth
Answer:8
Step-by-step explanation:
When you round it depends on what number it is.
So for 7.8 it is closer to eight not seven