CD overbar is congruent to XY overbar
Answer:
formulato convert degree into decimals 42.5Deg × π/180 = 0.7418Rad
Answer:

Step-by-step explanation:
The formula of an area of a rectangle:

<em>l</em><em> - length</em>
<em>w</em><em> - width</em>
We have

Substitute:

Use FOIL <em>(a + b)(c + d) = ac + ad + bc + bd</em>
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combine like terms

They all can be divided by 12 which is the largest number they can be divided by so 12