What is the value of a?
1 answer:
Answer:
a= 2x <u><em>(edit: i just forgot it should be a integer x.x, forgive my blondiness)</em></u>
Step-by-step explanation:
usually when doing equations like that, you can separate one of the parenthesis with 0
(in this case, we will use (2x-a) )
Then create a equation, which should look like:
2x-a=0
Then solve for a
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The dimension of one side of the stamp was 2 centimeters
Step-by-step explanation:
The formula of the area of any square is A = l², where l is the
length of the side of the square
lance bought a square postage stamp to a mail a card to his cousin
∵ The stamp has 4 square centimeters
∴ The area of the stamp = 4 cm²
∵ The stamp shaped a square
∵ The formula of the area of the square is A = l²
- Equate the formula of the area of the square by the area of the stamp
∴ l² = 4
- Take √ for both sides to find l
∴
∴ l = 2 cm
The dimension of one side of the stamp was 2 centimeters
Learn more:
You can learn more about the area of the shapes in brainly.com/question/10677255
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