Answer:
-1>d>-7
Step-by-step explanation:
separate equation into two separate equation
solve for d
-4>d-3
-4+3>d
-1>d
d-3>-10
d>-10+3
d>-7
combine the two equation together
119°
(Vertical angles)
2106
231.5in squared
Both faces area formula
Rectangle: l x w
triangle: b x h / 2
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