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trapecia [35]
4 years ago
15

Please help with geometry homework ! Mark brainliest

Mathematics
1 answer:
gregori [183]4 years ago
4 0

Theorem: If two chords intersect within a circle, then the product of the lengths of the segments (parts) of one chord is equal to the product of the lengths of the segments of the other chord.

This means that

PA\cdot PC=PB\cdot PD.

If PA=PB, then subtituting PA instead of PB in previous equality you get

PA\cdot PC=PA\cdot PD|:PA\Rightarrow PC=PD.

Answer: true.

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Can someone please help with this and kinda explain this to me again please
tensa zangetsu [6.8K]

Answer:

3rd Option;

x = 4

y = 116

Step-by-step explanation:

Let's start by solving for "x" first:

=>  We know that in a parallelogram, opposite sides are parallel as well as congruent, therefore we can say:

Side 1 = It's opposite side

=> 16 = 3x + 4

=> 16 - 4 = 3x

=> 12 = 3x

=> 12/3 = x

=> <u>4 = x</u>

Now that we know x, let's find the y-value;

=> We know that opposite angles in a parallelogram are congruent, therefore we can say;

Angle 1 = It's opposite angle

=> 56 = y - 60

=> 56 + 60 = y

=> <u>116 = y</u>

Hope this helps!

8 0
3 years ago
Use substitution. What is the solution to the system of equations?<br><br> y=1/2x+2<br> 2y=x+4
morpeh [17]

Answer: Infinitely many solutions.

Step-by-step explanation:

y=\frac{1}{2}x+2\\2y=x+4\\

Use \frac{1}{2} x+2 for y in 2y=x+4

2(\frac{1}{2}x+2)=x+4\\x+4=x+4\\x-x = 4-4\\0=0

Infinitely many solutions.

4 0
3 years ago
PLEASE ANSWER FAST I NEED ANSWER QUICK
Vadim26 [7]
A and B would be 90 degrees because the angle between B anc C is 90
5 0
4 years ago
Read 2 more answers
How do I find the perimeter of a triangle with sides 3ft 8in., 2ft 10in., and 4 ft?
Dmitriy789 [7]
Formula for triangle perimeter is: a + b + c. In this scenario we have:

a = 3 feet 8 inches
b = 2 feet 10 inches
c = 4 feet

a + b + c =
= 3 ft + 8 in + 2 ft + 10 in + 4 ft =
= 9 ft + 18 in

We know that 1 foot is 12 inches, so we can simplify the result to this form:

10 ft + 6 in

or:

<u>10.5 feet</u>
4 0
3 years ago
1. The neighbors in a rural community get together for a barn-raising. The first step is to build the
yulyashka [42]

Answer:

im 6 so I don't know you should be learning in school not trying to find the easy way out and getting the answers and I'm only 6

4 0
2 years ago
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