Answer:
<em>B) Parallellogram </em>
Step-by-step explanation:
Parallelograms are quadrilaterals where all of the opposite sides are parallel and equal.
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Answer:
The ladder is 4.86 foot from the base of the wall .
Step-by-step explanation:
Given as :
The length of the ladder = 28 ft
The ladder makes angle of 80° with the ground
Let The distance of the ladder from the foot of the wall = x ft
Now, From Triangle BAC
Cos angle = 
I.e Cos 80° = 
Or, 0.1736 = 
Or, x = 0.1736 × 28
∴ x = 4.86 foot
So, The distance of ladder from wall base = x = 4.86 foot
Hence The ladder is 4.86 foot from the base of the wall . Answer
F(2)=42(2)-100
f(2)= -16
f(2)/-16= -8