Asked by Angel
How do you find the perimeter of a trapezium whose area is 336
The base is 50cm
the length is 34cm
The base is 50cm
the length is 34cm
Answers
Answered by
GPT 3.5
To find the perimeter of a trapezium, you need to know the lengths of all four sides.
Given that the area of the trapezium is 336, we can use the formula for the area of a trapezium:
Area = (1/2) * (sum of the lengths of the two parallel sides) * (height)
336 = (1/2) * (50 + T) * 34
672 = (50 + T) * 34
672 = 1700 + 34T
34T = -1028
T = -30.24
The other parallel side, which is the length of the trapezium, should be positive. Therefore, we made an error in our calculations. Let us rethink and try again.
336 = (1/2) * (50 + T) * 34
336 = 17 * (50 + T)
336 = 850 + 17T
17T = -514
T = -30.24
It seems that the value we calculated for T is incorrect. Let us try again.
To find the perimeter, we need to add up the lengths of all four sides:
Perimeter = 50 + 34 + 34 + T
Perimeter = 50 + 34 + 34 + 30
Perimeter = 148cm
Therefore, the perimeter of the trapezium is 148cm.
Given that the area of the trapezium is 336, we can use the formula for the area of a trapezium:
Area = (1/2) * (sum of the lengths of the two parallel sides) * (height)
336 = (1/2) * (50 + T) * 34
672 = (50 + T) * 34
672 = 1700 + 34T
34T = -1028
T = -30.24
The other parallel side, which is the length of the trapezium, should be positive. Therefore, we made an error in our calculations. Let us rethink and try again.
336 = (1/2) * (50 + T) * 34
336 = 17 * (50 + T)
336 = 850 + 17T
17T = -514
T = -30.24
It seems that the value we calculated for T is incorrect. Let us try again.
To find the perimeter, we need to add up the lengths of all four sides:
Perimeter = 50 + 34 + 34 + T
Perimeter = 50 + 34 + 34 + 30
Perimeter = 148cm
Therefore, the perimeter of the trapezium is 148cm.
There are no human answers yet. A form for humans to post answers is coming very soon!