Answer:
=1
Step-by-step explanation:
(-2-√3)(-2+√3)
=-2(-2+√3)-√3(-2+√3)
=4-2√3+2√3-√9
=4-3
=1
Answer:
C
Step-by-step explanation:
A. always a quadrilateral is a polygon with 4 sides and angles.
How far is the kicker from the right post, to the nearest yard is: 23 yards.
<h3>Distance</h3>
Using sine theorem
Let y represent the numbers of yards
Left triangle=3/sinx=14/sin∝
Right triangle=5/sinx=y/sin(180-∝°)
sin∝°=sin(180-∝°)
Hence,
3/5=14/y
y=5×14/3
y=23 yards
Therefore how far is the kicker from the right post, to the nearest yard is: 23 yards.
Learn more about distance here:brainly.com/question/23848540
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