You do the radius times Height
Answer:
area= l×b or b^2 or l^2 = 16900
to get one side length of the square take root of area i.e

=130 cm is length of the base
Answer:
810
Step-by-step explanation:
In this case the sample space would be the number of combinations that can be made with the numbers from 1 to 30 with the letters of the alphabet, from "a" to "z", for example:
A1, A22, C4, F9, etc
Now we know how many numbers are 30, now the alphabet has 27 letters, therefore, the number of combinations are:
27 * 30 = 810
Which means that the total number of results is 810.
Answer:

Step-by-step explanation:
Given:

Solution:
Applying Distributive property,we obtain
Simplifying using PEMDAS:
Done!