Area of wooden support is 36 square inches
<em><u>Solution:</u></em>
Given that, carpenter cut out a small trapezoid as a wooden support for the front step
<em><u>The area of trapezoid is given as:</u></em>

Where, "h" is the height
"a" and 'b" are the length of base
Here given that,
Height = h = 4 inches
a = 6 inches
b = 12 inches
Substituting the values we get,

Thus area of wooden support is 36 square inches
<span> The lower and upper bounds of the confidence intervals must be equally distanced from the mean
so it will be
</span><span>70.9 - 73.1
</span>hope it helps
X's cancel 5y = 20 y= 4 X=0
14x+7=-91
-7=-91-7
14x=-98
*14 *14
x= -1372
Answer:
Yes it is
Step-by-step explanation: