Answer:

Step-by-step explanation:
Given
First Polygon:


Second Polygon


Required
Find x
Since both polygons are similar, then:

For the first:

For the second

Equate both ratios

Express as fraction

Cross Multiply

Solve for x



Answer:
Step-by-step explanation:
If the dolphins are fed half a bucket of fish then half of that would be a quarter, therefore the sea otters are fed 1/4 of a bucket.
Answer:
4x+6
Step-by-step explanation:
4(x+1)+2
4*x=4x
4*1=4
4+2=6
4x+6
Answer:
1/14
Step-by-step explanation:
Assuming you mean that there are 2 red, 2 green, and 4 blue marbles, there are a total of 8 marbles.
On the first draw, the probability the marble is red is 2/8.
On the second draw, there's one less marble, so the probability of selecting a green marble is 2/7.
The total probability is:
2/8 × 2/7 = 1/14