3 years ago

Find the value of y.

Mathematics

1 answer:

Lerok [7]3 years ago

8 0

Answer:

y=4

Step-by-step explanation:

<h3>The triangle is divided further into 2 right triangles. So ignore the left one.</h3><h3>We know the angle of elevation is 30° and the hypotenuse is 8.</h3><h3>Looking at SOH CAH TOA we use the sine ratio in trigonometry because we have to find the side opposite to the angle given and we know the hypotenuse. </h3><h3>It is: sin 30 = y/8</h3><h3>y= 8 sin 30</h3><h3>y=4</h3>

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Pie

Answer:

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Step-by-step explanation:

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3 years ago

There are 36 students on the bus. There are 2 times as many girls than boys on the bus. On your paper, write a system of liner e

Ghella [55]

X = girls
y = boys
z = students in the bus

x + y = z
x + y = 36

total girls = 2 * total boys
x = 2 * y

2y + y = 36
3y = 36
y = 12
x = 2y = 24 (B)

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