Answer:
B) No, they are not congruent.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
The length
Area is calculated as:

Make Width, the subject

So, we have:


Answer: x = -20
Step-by-step explanation:
Here is the step-by step solution
3x + 15 = -45
3x = -60
x = -20
B. Multiplying both sides of the equation by 3
Answer:
75 cm
Step-by-step explanation:
Perimeter of smaller rectangle = 45 cm
Perimeter of larger rectangle = 5/3 * 45 = 5*15 = 75 cm