Your answer would be 3.75.
Answer:
49°
Step-by-step explanation:
arccos x = 15/23
Answer:
Question #3: Answer = 31
Step-by-step explanation
• Plug in 3 for x
• Plug in -4 for y
| -3(3)² + 2(-4) | -(3)(-4)
From here, simplify. Don't forget to use PEMDAS!
| -27 +8 | + 12
| -19 | + 12
19 + 12
31
Use this same method to solve for Question #2!
Rectangle:
2x+2x+2x+7+2x+7
8x+14
Hexagon:
2x+2x+x+x+x+8+x+6
8x+14
They’re equal
