Answer:
The lateral area is equal to

Step-by-step explanation:
In this problem the lateral area is equal to the area of one equilateral triangle multiplied by 
To find the area of one equilateral triangle calculate the height
The area of the triangle is equal to

we have

Applying the Pythagoras theorem

The area of one triangle is equal to

so
The lateral area is equal to

D. 16 clusters
Hope it helps
Answer:
her monthly payments will be $104.12
Step-by-step explanation:
she will pay off the entire bill after 4 months
416.48 - 104.12n = 0
-104.12n = -416.48
n = 4
Answer: The answer is (C).
Step-by-step explanation: The given statement is - "Two matrices are row equivalent if they have the same number of rows". We are to explain whether the statement is true or false.
What are row equivalent matrices? The answer to this question is -
Two matrices are said to be row equivalent if one of the matrices can be obtained from the other by applying a number of elementary row operations. Or, we can say two matrices of same order are row equivalent if they have same row space.
Thus, the correct option is (C).