Answer:
are of trapezoid =1/2×height(a+b)
Step-by-step explanation:
A=1/2×8(10+20)
=4×30
=120cm*
Answer:
30.80
Step-by-step explanation:
$370/12ft^2
hope this is helpful ! stay safe, God Bless you and your family...!
<span>2x-3y=18
when x = 3
2(3) - 3y = 18
6 - 3y = 18
-3y = 12
y = -4
so(3, -4) is the solution
answer
</span><span>(3,-4)</span>
7x / 8 = 21
7x = 8*21
x = 24
