871 is closer to 870 than 880, so the answer is 870
Answer:
390 inches long
Step-by-step explanation:
The string = x


x = 390 inches
Answer: 68
Step-by-step explanation: Complementary angles are angles that add up to 90. So, you need to do 90-22=68.
8.9-3.3j=-2.2j+2.3
add 3.3j to both sides
8.9=1.1j+2.3
subtract 2.3 from both sides
6.6=1.1j
divide both sides by 1.1
6=j
Answer:
can u help answer mine
Step-by-step explanation: