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MAXImum [283]
3 years ago
10

Use the figure below to find the answer. Find y. y =

Mathematics
2 answers:
Softa [21]3 years ago
5 0
Sin45 = 7 / y
y = 7/sin45
y = square root 98
SOVA2 [1]3 years ago
5 0

Answer:

y= 7\sqrt{2} units

Step-by-step explanation:

Using tangent ratio:

\tan \theta = \frac{\text{Opposite side}}{\text{Adjacent side}}

As per the statement:

In the given right angle triangle.

First find x:

Using tangent ratio:

\tan 45^{\circ} = \frac{7}{x}

1 = \frac{7}{x}

⇒x = 7 units

We have to find the value of y:

Using Pythagoras theorem;

\text{Hypotenuse side}^2=\text{opposite side}^2+\text{Adjacent side}^2

Substitute the given values we have;

y^2 = 7^2+7^2

⇒y^2 = 49+49 = 98

⇒y = \sqrt{98} = \sqrt{49 \cdot 2} = \sqrt{7^2 \cdot 2}

⇒y = 7\sqrt{2} units

Therefore, the value of y is, 7\sqrt{2} units

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jok3333 [9.3K]

Answer:

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they have 3 options:

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3 years ago
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krok68 [10]

Answer:

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