The length of BC is 9cm
The length of DA is 45cm
Answer:
5 out of 12
Step-by-step explanation:
<u>Answer:</u>
The lateral area of volcano is 323.361 km square
<u>Explanation</u>:
Given the diameter of the volcano (cone) = 20 km
Then, radius (r) = 20/2 = 10km
Height of the volcano (h) = 2.46 km
Given, the volcano has a distinctive cone shape
Then, lateral area of cone is given by the formula, 
Substituting the values,



= 323.361 km square
Therefore, the lateral area of cone is 323.361 km square
Answer: 4
Step-by-step explanation:
Answer:
Time = T half–years , Rate = 5 % per half year
2