Answer:
Step-by-step explanation:
Answer:
Option 4) 
Step-by-step explanation:
we know that
If two figures are similar then the ratio of its areas is equal to the scale factor squared
Let
z------> the scale factor
x-----> the area of the dilated rectangle
y----> the area of the original rectangle
so

we have


substitute and solve for x


Answer:
The answer is 6.37.
Step-by-step explanation:
Please pick me as brainlest answer
Answer: C
Step-by-step explanation:
The best way to solve this is to replace the numbers and solve. The first number in an ordered pair is the x-value and the second is the y-value. So, you are replacing the X in each situation with the first number in these ordered pairs and seeing if the answer is what is the second value.
For A, you get (-2)(1)-1. This equals -3. This is not correct.
For B, you have -1+5, which is 6. This is also incorrect
For C, you have -1+2, which is 1. For the second ordered pair, 3+2. This is also correct.
Answer:
Z = 90 degrees
Step-by-step explanation:
Reason is a diameter subtends angle of 90 degrees on the circumference