The area of the trench is 5
m²
Step-by-step explanation:
Tanya has a garden with a trench around it
- The garden is a rectangle with length 2
m and width 2 m - The trench and garden together with length 3
m and width 3 m
We need to find the area of the trench
The area of the trench is the difference between the area of the garden with the trench and the area of the garden
The formula of the area of a rectangle is A = length × width
∵ The garden is a rectangle with length 2
m and width 2 m
∴ Length = 2
m
∴ Width = 2 m
Find the area of the garden
∴ A = 2
× 2 = 5 m²
∵ The trench and garden together with length 3
m and width 3 m
∴ Length = 3
m
∴ Width = 3 m
Find the area of the garden with the trench
∴ A = 3
× 3 = 10
The area of the trench = area of the garden with the trench - area of the garden
∴ The area of the trench = 10
- 5 = 5
The area of the trench is 5
m²
Learn more:
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Answer:
The answer is two seconds
Step-by-step explanation:
Set the y to 0 as we are looking for the height when f(t) has hit the ground. Then factor and the two zeros of the function are -2 and 2. because the -2 is an answer that that cannot make sense for time in a real world scenario, the answer is the positive zero, or two. :-)
Answer:
-3x + 12
Step-by-step explanation:
Distribute the 3 to the numbers in the parenthesis.
3x + 12 -6x
-3x + 12
A possible answer for x would be 18
Answer:
The mean score is 87
Step-by-step explanation:
79x2=158
158-71=87