Answer:
The perimeter of the new pentagon is 
Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its perimeters is equal to the scale factor
so
To find the perimeter of the new pentagon, multiply the perimeter of the original pentagon by the scale factor
Let
z ----> the scale factor

The perimeter of the new pentagon is equal to

Answer:false
Step-by-step explanation:
Answer:
12750
Step-by-step explanation:
The sequence of visitors is
50, 100, 200, 400, .....
This is a geometric sequence
with common ratio r = 2
The sum to n terms is found using
=
( a is the first term )
=
= 50 × 255 = 12750
Mandy father was 28
Mandy father = 5M=28
M=28/5
Now Mandy will be 28/5+12= 17.6 years