Answer:
15
Step-by-step explanation:
Simply subtract the smaller number from the bigger number, and divide by 2. Or add the two numbers together and divide by 2.
Answer:
If the 21 cm is circumference, the answer would be 35.09.
If the 21 cm is radius, the answer would be 1385.44.
If the 21 cm is diameter, the answer would be 346.36.
9514 1404 393
Answer:
6.2 feet
Step-by-step explanation:
The mnemonic SOA CAH TOA reminds you of the relationship between angles and sides of a right triangle. Here, we have the side opposite the 58° angle, and we want to know the side adjacent. The relevant relation is ...
Tan = Opposite/Adjacent
tan(58°) = (10 feet)/x
x = (10 feet)/tan(58°) ≈ 6.249 feet
The length of the shadow is about 6.2 feet.