Answer:
7x+10 cm
Step-by-step explanation:
To find the perimeter add up all the sides
There are 5 sides
3x+ 5+ 2x+2x+5
Combine like terms
3x+2x+2x +5+5
7x + 10
The perimeter is 7x+10 cm
1) = 9³
2) = 4*4*4*4*4
= 4 to the fifth power
hope you can send the questions again because your question is to long to answer everything. I answered 1,2,3,4
x = 11
Answer:k=0.67