For 20 points Please Help it is due today and I I don't get how to find the height. I am a 7th grader and it is a 6th grade work for the whole class. I didn't even do this in 6th grade it is hard

Please Help

The height of trapezoid is 7km.

Step-by-step explanation:

Given that the area of trapezoid formula is A = 1/2×(a+b)×h where a and b represents the length and h is the height. By substituing the values, you are able to find the height :

Let a = 4km,

Let b = 8km,

Let area = 42km²,

55% are girls and 45% are boys : ) hope this

step-by-step explanation: