Answer:
Step-by-step explanation:
-(1+7 x)=6x-61-7-x)=48x=36
32 units²
this shape is a trapezoid with a height of 4 and bases that are 4 and 12 units in length
formula is: 1/2(height) x (sum of bases)
A = 1/2(4)(4 + 12)
A = 2(16)
A = 32
20 is greater than y.
90 degrees
360/4=90
