Answer:
Hello! answer: 21
Step-by-step explanation:
25 × 3 = 75
7 × 3 = 21 so n = 21 HOPE THAT HELPS!
Answer:
all real numbers
Step-by-step explanation:
Answer:
y = 3
Step-by-step explanation:
![( {q}^{2} )^{y} = {q}^{6} \\ {q}^{2y} = {q}^{6} \\ 2y = 6 \\ y = \frac{6}{2} \\ \huge \red{ \boxed{ y = 3}}](https://tex.z-dn.net/?f=%28%20%20%7Bq%7D%5E%7B2%7D%20%29%5E%7By%7D%20%20%3D%20%20%7Bq%7D%5E%7B6%7D%20%20%5C%5C%20%20%7Bq%7D%5E%7B2y%7D%20%20%20%3D%20%20%7Bq%7D%5E%7B6%7D%20%5C%5C%202y%20%3D%206%20%5C%5C%20y%20%3D%20%20%5Cfrac%7B6%7D%7B2%7D%20%20%5C%5C%20%5Chuge%20%5Cred%7B%20%5Cboxed%7B%20%20y%20%3D%203%7D%7D)
Answer:
1. perimeter of Trapezoid = 35x+18
Option F is correct.
2. perimeter of square = 16x-32
Option C is correct.
3. perimeter of Pentagon = 10x-20
Option A is correct.
4. perimeter of Rhombus = 28x+8
Option H is correct.
Step-by-step explanation:
1. Trapezoid Perimeter
Side1 a: 9x+4
Side2 b: 7x+8
Side3 c: 12x-2
Side4 d: 7x+8
The formula used is: ![Perimeter=a+b+c+d](https://tex.z-dn.net/?f=Perimeter%3Da%2Bb%2Bc%2Bd)
Putting values and finding perimeter
![Perimeter=a+b+c+d\\Perimeter=9x+4+7x+8+12x-2+7x+8\\Perimeter=9x+7x+12x+7x+4+8-2+8\\Perimeter=35x+18](https://tex.z-dn.net/?f=Perimeter%3Da%2Bb%2Bc%2Bd%5C%5CPerimeter%3D9x%2B4%2B7x%2B8%2B12x-2%2B7x%2B8%5C%5CPerimeter%3D9x%2B7x%2B12x%2B7x%2B4%2B8-2%2B8%5C%5CPerimeter%3D35x%2B18)
So, perimeter = 35x+18
Option F is correct.
2. Square Perimeter
Side of square = 4x-8
The formula used is:![Perimeter=4a](https://tex.z-dn.net/?f=Perimeter%3D4a)
where a is side of square
Putting values in formula
![Perimeter=4a\\Perimeter=4(4x-8)\\Perimeter=16x-32](https://tex.z-dn.net/?f=Perimeter%3D4a%5C%5CPerimeter%3D4%284x-8%29%5C%5CPerimeter%3D16x-32)
So, perimeter of square = 16x-32
Option C is correct.
3. Pentagons perimeter
Side of pentagon= 2x-4
The formula used is:![Perimeter=5a](https://tex.z-dn.net/?f=Perimeter%3D5a)
where a is side of pentagon.
Putting values in formula
![Perimeter=5a\\Perimeter=5(2x-4)\\Perimeter=10x-20](https://tex.z-dn.net/?f=Perimeter%3D5a%5C%5CPerimeter%3D5%282x-4%29%5C%5CPerimeter%3D10x-20)
So, perimeter of Pentagon = 10x-20
Option A is correct.
4. Rhombus perimeter
Side of Rhombus=7x+2
The formula used is:![Perimeter=4a](https://tex.z-dn.net/?f=Perimeter%3D4a)
where a is side of rhombus
Putting values in formula
![Perimeter=4a\\Perimeter=4(7x+2)\\Perimeter=28x+8](https://tex.z-dn.net/?f=Perimeter%3D4a%5C%5CPerimeter%3D4%287x%2B2%29%5C%5CPerimeter%3D28x%2B8)
So, perimeter of Rhombus = 28x+8
Option H is correct.