3 years ago

Express 4/9 as a decimal

Mathematics

1 answer:

timurjin [86]3 years ago

6 0

Answer:

Step-by-step explanation:

0. 444444 (it goes on)

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A shopper is standing on level ground 800 feet from the base of a 250 foot tall department store the shopper looks up and sees a

Aleks04 [339]

Answer:

The elevation to the top of the building from the point on the ground where the shopper is standing is = 17.35°

Step-by-step explanation:

From the ΔABC

AB = height of the building = 250 feet

BC = 800 ft

Angle of elevation = $\theta$

$\tan \theta = \frac{AB}{BC}$

$\tan \theta = \frac{250}{800}$

$\tan \theta$ = 0.3125

$\theta = 17.35$ °

Therefore the elevation to the top of the building from the point on the ground where the shopper is standing is = 17.35°

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3 years ago

What is the value of x?

Dafna1 [17]

Answer:

$3x = 12x - 81$ (vertically opposite angles)

$→3x - 12x = - 81$

$→- 9x = - 81$

$→x = \frac{ - 81}{ - 9}$

$→x = \frac{81}{9}$

$→x = 9$

hope it helped you:)

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3 years ago

8x + 12 = 4r - 16 find r

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Arrange the following measurements from smallest to largest

sveticcg [70]

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What is the Surface area for a rectangular prism that has the measurements of 2, 12, and 6?

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Answer:

216

Step-by-step explanation:

A=2(wl+hl+hw)=2·(12·2+6·2+6·12)=216

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