2 answers:
The value of x is prob 15 but idk
Answer:
15
Step-by-step explanation:
(180-78-12)/6
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2(4-d+2d)=12
8-2d+4d=12
8+2d=12
2d=4
d=2
Answer:

Step-by-step explanation:



Answer:55mm
Explain:I know
Answer:
45 degrees
Step-by-step explanation:
2.8 X 10^-8 (........characters space so that I can post this..)