Answer:
3*x=15
Step-by-step explanation:
i think-
The area of a shape is the amount of space it occupies
The complete statement is: First, break the irregular polygon into shapes whose area you can find using familiar formulas. The sum of these areas is the area of the polygon.
<h3>How to determine the area of an irregular polygon</h3>
An irregular polygon contains several familiar shapes.
So, the first thing to do is to break the polygon into smaller shapes
Then calculate the areas of these shapes
Lastly, add the areas of the shapes to get the area of the irregular polygon
Hence, the area of an irregular polygon is the sum of the areas of the shapes that make up the irregular polygon
Read more about areas at:
brainly.com/question/24487155
Write and solve an equation of ratios to answer this.
2.25 cup x
-------------- = -------------
0.375 cup 1 cup
2.25
cross-multiplying, 2.25 = 0.375x. Solving for x, x = ---------- = 6
0.375
Brianna would need to use 6 cups of flour if she wants the mixture to contain 1 cup of baking soda.