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Natali5045456 [20]
3 years ago
10

How do I solve this?

Mathematics
1 answer:
Gennadij [26K]3 years ago
4 0
The answer is 8a^3-27b^3

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Jake built a skateboard ramp, if the distance of the ramp is 10 ft. The ramp rises a
ikadub [295]

Answer:

Angle made by ramp with ground is ≈19.29^{\circ}

Step-by-step explanation:

Diagram of given scenario is shown below.

Given that,

Horizontal Distance of Skateboard ramp is 10 ft.

Height of Skateboard ramp is 3.5 ft.

From figure,

It is forming a Right angle triangle \triangle ABC.

In \triangle ABC, AB=3.5 and BC=10.

Clearly see that we need to find measure of angle \angle C.

Using Trigonometric ratio:

     Tan(\theta)= \frac{Perpendicular}{Base}

So,  Tan(\angle C) = \frac{AB}{BC} =\frac{3.5}{10} =0.35

Then \angle C=Tan^{-1} (3.5)=19.290046^{\circ}

Therefore, Angle made by ramp with ground is ≈19.29^{\circ}

8 0
3 years ago
Are the lines parallel?
Readme [11.4K]
No the lines are not parallel
4 0
3 years ago
Help please thank you
leva [86]

Answer:

200.06

Step-by-step explanation:

Area= πr2

Divide 16/2 to get radius

A= 3.14 x 8 x 8

A= 3.14 x 64

A= 200.06

8 0
3 years ago
Find the coefficient of x^4 in the expansion of (x−9)^8<br> Please I need help!!
alexdok [17]

Answer:

<u>4</u><u>5</u><u>9</u><u>2</u><u>7</u><u>0</u>

  • <u>is</u><u> </u><u>the</u><u> </u><u>coefficient</u>
5 0
3 years ago
HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
Kobotan [32]

Answer:

Kayla ended up multiplying instead of dividing

Step-by-step explanation:

If Kayla works out (223) (-173) She will end up multiplying since she didn't include the division symbol.

7 0
3 years ago
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