Answer:
LM = LN + MN [ assuming N is a point between L and M ]

then find MN:

Answer:
10 hours
Step-by-step explanation:
Given:
Average speed of submarine = 10 mph
Speed of carrier in the opposite direction = 20 mph
Distance between the submarine and carrier = 300 mi
To find:
The time taken so that the distance between them is 300 mi ?
Solution:
The relative speed when they are traveling in opposite direction = 10+20 = 30 mph
Formula:


So, the answer is <em>10 hours</em>.
Answer: 31.3 square feet
Step-by-step explanation:
Answer: C
Step-by-step explanation:
Answer: I believe the answer is 1. The equation for the line is y=-1/4x+1 Hope this helps!