Answer:The base of the ladder should be placed so that it is one foot away from the building for every four feet of hight to where the ladder rests against the building. This is known as the 4 to 1 rule.
Step-by-step explanation:
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
Absolute value= opposite. (positive turns into negative)(negative turns into positive)
Answer:
7 will go in the box.
The full number would be 67.14.
work:
64.24 + 2.9 = 67.14.
Answer:
310%
Step-by-step explanation:
to convert to percent multiply by 100, 3.1*100=310