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emmasim [6.3K]
3 years ago
13

Please help, this is worth a lot to me

Mathematics
1 answer:
Blizzard [7]3 years ago
8 0
27°


The angle which a chord subtends at the centre of a circle is twice the angle it subtends on the circumference.
i.e
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Cx =d+r solve for x .! pls explain
elena-14-01-66 [18.8K]

Answer: x=\frac{d+r}{c}

Step-by-step explanation:

Simply divide by c to isolate x.

\frac{cx}{c}=\frac{d+r}{c}

x=\frac{d+r}{c}

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ABC is similar to DEF. Find x.
san4es73 [151]
<h3>Answer:  25</h3>

Through using the pythagorean theorem, you should find the hypotenuse of the smaller triangle to be 10 units. Therefore, the perimeter of the smaller triangle is 6+8+10 = 24 units.

The perimeter of the larger triangle is 60 units. The ratio here is 24:60 = 2:5

Meaning that the larger perimeter is 5/2 = 2.5 times that of the smaller.

We apply this scale factor 2.5 to the smaller hypotenuse 10 to jump to 2.5*10 = 25, which is the length of the larger hypotenuse.

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