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spayn [35]
3 years ago
14

Need help with this problem

Mathematics
2 answers:
bekas [8.4K]3 years ago
7 0

Answer:

Step-by-step explanation:

In this problem, it is given that lines (AO) and (OC) are perpendicular. This means that when the lines intersect, the four angles formed each have a measure of (90) degrees. As per the given diagram, angles (<AOR) and (<ROC) add up to make (<AOC). Thus, one can form the following equation and solve for (x).

(

Substitute,

(6x-6)+(5x+8)=90

Simplify,

11x+2=90

Inverse operations,

11x+2=90

11x=88\\\\x=8

Substitute this into the equation for the measure of angle (<BOC) to find the numerical angle measure:

e-lub [12.9K]3 years ago
4 0

Answer:

OA⊥OC

∴∠AOB+BOC= 90°

5x+8+6n-6=90

11x+2=90

x=90-2/11

x=88/11

x=8

∠BOC=6x-6

=6(8)-6

=48-6

∠BOC=42°

<u><em>------------------------------</em></u>

Hope it helps...

Have a great day!!

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Step-by-step explanation:

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Answer:

L1 and L2 are skew

Step-by-step explanation:

Since the equation of the line is

L1:x=9+6t,y=12-3t,z=3+9t

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1)9+6t = 4+16s

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3) 3+9t = 16+20s

adding 2*2) to 1)

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16=6*k

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3 years ago
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Answer:

solve it yourself

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