They made 12 because 7 plus 5 equals 12
Let's set up a proportion.
36 x
___ ___
140 100
Solve for x
36 x 100 = 3600
3600/140 = about 26%
The answer is C. 26%
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The surface area of the composite figure shown in the figure attached is 233.6 cm²
<h3>What is an
equation?</h3>
An equation is an expression that shows the relationship between two or more numbers and variables.
The surface area of the composite = (6 * 8) + 2(8 * 3.6) + 2(0.5)(6 + 2 + 6 + 2)(3) + (8)(2 + 6 + 2) = 233.6 cm²
The surface area of the composite figure shown in the figure attached is 233.6 cm²
Find out more on equation at: brainly.com/question/2972832
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Answer:
Step-by-step explanation:
Given equation:
Solving for unknown variable
Adding 8 both sides by additive property of equality.
Squaring both sides to remove the square root.
Adding 5 both sides by additive property of equality.
Dividing both sides by 6 to isolate
∴