Answer: Mark me brainliest..
Step-by-step explanation: and imma put the answer inside the comments if you do so. youve got nothing to lose! :D
Answer:
The first answer, 3(pi) km^2
Step-by-step explanation:
3 x pi squared determines the area
I’m not sure blocked from what
Answer:

Step-by-step explanation:
Given

Required
Solve
Start by converting the mixed number to improper fraction

Convert the division to muliplication



Hence:

The scale factor can change how big or small a figure is, though it will still be similar. For example, a triangle with two sides measuring 3 & 3 (isosceles) are scaled in a factor of 6 (becoming larger).
3 x 6 = 18
The new triangle will have the sides measuring 18. Even though the triangles are not congruent, they are similar.
hope this helps