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stira [4]
3 years ago
11

Question 13 cos(546) + abs(-78) = ?

Mathematics
1 answer:
tekilochka [14]3 years ago
3 0

Answer: 78.803811326

Step-by-step

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Five apples cost $4.90 how much apples does each apple cost?
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Answer: $0.98 per apple

Step-by-step explanation: 4.90 divided by 5

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4 years ago
The last step in a proof
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This doesn’t make sense what do u mean by this
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Find the unknown angles
SVEN [57.7K]

Answer:

Se below

Step-by-step explanation:

The two angles form a straight line which is 180° angle

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8 0
2 years ago
Please explain how to do this
babymother [125]

The length of arc AB is 3π given that radius of the circle is 27 units and the angle made by the arc AB at the center of the circle is 20°. This can be obtained using the formula to find arc length.

<h3>Find the length of the arc AB:</h3>

<u>Formula used for finding </u><u>arc length</u><u>:</u>

  • If the angle made by the arc at the center of the circle is in degrees, the formula to find the length of the arc is,

⇒ L = 2 π r (θ/360°)

where r is the radius of the circle and θ is the angle made by the arc at the center of the circle.

  • If the angle made by the arc at the center of the circle is in radians, the formula to find the length of the arc is,

⇒ L = r × θ

where r is the radius of the circle and θ is the angle made by the arc at the center of the circle.

Here in the question it is given that,

r = 27 units

θ = 20°

Since the angle made by the arc at the center of the circle is in degrees, the formula to find the length of the arc is,

⇒ L = 2 π r (θ/360°)

L = 2 π (27) (20°/360°)

L = π (27) (20°/180°)

⇒ L = 3 π

Hence the length of arc AB is 3 π given that radius of the circle is 27 units and the angle made by the arc AB at the center of the circle is 20°.

Learn more about arc length here:

brainly.com/question/16403495

#SPJ1

5 0
2 years ago
Find the missing side lengths. Leave your answer as radicals in simplest form.
Julli [10]

Answer:

sin 30=opposite/hypotenuse=7/2/x

1/2*x=7/2

x=7/2*2

x=7

y=\sqrt{7²-(7/2)²}=7/3\sqrt{3}

7 0
3 years ago
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