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



Too little information plz add more.
Answer:
14 cm squared
Step-by-step explanation:
The shaded triangle is clearly half of the rectangle, and half of 28 is 14.
The other way you can look at it is that the dimensions of the rectangle are 4 cm and 7 cm. The area of a triangle equation is
. So
is 14.
Positive 3, If You're starting at -6 and you add the first 6 it's at 0, now you have 3 more to add to make 9. And that gives you positive 3. or if you do 9 - 6 you can get your answer that way too.