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maksim [4K]
3 years ago
13

QUESTION 20 PLEASE HELPPPP ASAPPPP

Mathematics
1 answer:
WARRIOR [948]3 years ago
4 0

Answer: x=-1, y=-8

Step-by-step explanation: solve for the first variable in one of the equations then subsitutte the result into the other equation

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Three streets intersect to form a right triangle as shown below. The parts of streets that make up the legs of this triangle are
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Answer:

70 yd.

Step-by-step explanation:

The three streets at the intersection form a right triangle.

For a right triangle, the length of the longest side (called hypothenuse) is given by Pythagorean's theorem:

h=\sqrt{x^2+y^2}

where

x is the length of the 1st side

y is the length of the 2nd side

h is the length of the hypothenuse

Here we want to find the hypothenuse.

We have:

x = 42 yd (length of the 1st side)

y = 56 yd (length of the 2nd side)

Substituting, we find h:

h=\sqrt{42^2+56^2}=70 yd

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3 years ago
Need help with this question
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Please help me solve this
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9514 1404 393

Answer:

  103°

Step-by-step explanation:

The law of sines tells you ...

  sin(C)/c = sin(A)/a

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Obtuse angle C is about 103°.

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3 years ago
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