- Grade 11 and 12 Mathematics (Moderator: geoffrey)
This topic contains a solution. Click here to go to the answer
|
Author Question: A flare fired from the bottom of a gorge is visible only when the flare is above ... (Read 79 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Did you know?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Did you know?
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Did you know?
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.