2l+2w=100
2(w+20)+2w=100
2w+40+2w=100
4w+40=100
4w=60
w=15
l=w+20
l=15+20
Greatest length is 35ft.
Cosine 65 = 12 / x
0.4226183 = 12 / x
x = 12 / 0.4226183
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<span>
<span>
x = 28.39441</span></span></span>
So, I'd say you are correct.
A) All angles are right angles, opposite sides are parallel, opposite sides are congruent
b) All sides are congruent
c) opposite sides are parallel
d) all sides are congruent
Answer:
A
Step-by-step explanation:
It is making me add 20 characters to my answer so ignore this :)