Answer:
40
Step-by-step explanation:
You would first want to plug in.
10 x (-1)² x (-2)²
Now apply the exponents.
10 x 1 x 4
Now combine.
40
487 is almost 500, so we will approximate 487 as 500.
310 is just over 300, so we will approximate 310 as 300.
300+500=800 (estimation)
310+487=797 (actual)
Answer:
69
Step-by-step explanation:
All angles add up to 180 in a triangle.
Hope that helps
Answer:
3
Step-by-step explanation:
The correct Answer is (8,1)