Answer:
Step-by-step explanation:

= 105.57
= 105.6 cm²
Answer:
x=90 y=45
Step-by-step explanation:
Answer is C
y and 45 are vertical angles
x=90 (right angle)
Answer:
(-8,8)
Step-by-step explanation:
Simplify |n| + 4 < 12. To do this, subtract 4 from both sides. This results in:
|n| < 8. The solution set includes all real numbers between -8 and 8, but not -8 itself or 8 itself.
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