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Alex
3 years ago
11

How would I work out the value of 'x'?

Mathematics
1 answer:
Naddik [55]3 years ago
5 0

triangle equals 180 degrees

the two lower angles are  the same since it is an isosceles triangle

180= x+x+24

180 = 2x+24

subtract 24 from each side

156 = 2x

divide by 2

78 = x

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Write the coordinates for the given dilation
kenny6666 [7]

<u>Answer:</u>

D_o of Y = (-3/2, -1)

<u>Step-by-step explanation:</u>

We are given three points on the graph:

X (4, 0)

Y (3, 2)

Z (2, 2)

and the scale factor of dilation which is -\frac{1}{2}.

Given that, we are to find the coordinates of Y after dilation. To find that, we will multiply the coordinates of the point Y with the scale factor.

Y =  (-\frac{1}{2} × 3 , (-\frac{1}{2}[/tex] × 2)

Y = (-\frac{3}{2} , -1)

5 0
2 years ago
A and B are vertical angles. If A = 4x - 10 and B = 6x - 30, find mA.
Andru [333]
<span>vertical angles
m<A = m<B
so
</span>4x - 10 = <span>6x - 30
6x - 4x = -10 + 30
2x = 20
x = 10

m<A = </span><span>4x - 10
</span>m<A = 4(10) - 10
m<A = 40 - 10
m<A = 30<span>

</span>
5 0
3 years ago
Read 2 more answers
the circumference of a circle is 16π. show how you can use this information to find the same circles area.
KiRa [710]
I hope this helps you



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7 0
3 years ago
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Answer:

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