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Scrat [10]
3 years ago
14

Please answer quick I need help with this one Find x and the measure of each angle.​

Mathematics
1 answer:
Maslowich3 years ago
6 0

70 degree angle for T,R,Q and T,R,S is 140 degree

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A beach has two floating docks. One is 650 meters east of the lifeguard stand. The other is 60° southeast and 750 meters from th
vovangra [49]

Answer:

705 meters

Step-by-step explanation:

cos~60=\frac{650^2+750^2-d^2}{2 \times 650  \times 750} \\2 \times 650 \times 750 \times \frac{1}{2}=50^2(13^2+15^2)-d^2 \\487500=2500(169+225)-d^2\\487500=2500(394)-d^2\\487500=985000-d^2\\487500-985000=-d^2\\d^2=497500\\d=\sqrt{497500}\\or~d\approx705.337 \approx 705~meters

7 0
3 years ago
Determine the domain of the function. (2 points) f as a function of x is equal to the square root of eleven minus x.
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f(x)=\sqrt{11-x}\\\\
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3 years ago
If f(x) = 4 x^2 and g(x) = x+1, find (f•g)(x)
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D assuming the black dot means multiplied

Step-by-step explanation:

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3 years ago
HELP!!! solve the following system:<br>y = x + 3<br>3x + y = 19
MariettaO [177]
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Explain how to form a linear combination to eliminate the variable y for this system 2x-3y=3 5x+2y=17
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