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anyanavicka [17]
3 years ago
10

What is the value of the expression 42x3 - (2^4 - 1)/5

Mathematics
1 answer:
tigry1 [53]3 years ago
5 0

Answer:

The answer is 123.

Step-by-step explanation:

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A ramp leading into a building makes a 15 degree angle with the ground. The end of the ramp is 10 feet from the base of the buil
stiks02 [169]

Answer:

The length of the ramp is x = AC = 10.35 feet

Step-by-step explanation:

From the ΔABC

AC = x = length of ramp

BC = 10 feet

\theta = 15°

\cos 15 = \frac{BC}{AC}

\cos 15 = \frac{10}{x}

x = 10.35 feet

Therefore the length of the ramp is x = AC = 10.35 feet

5 0
4 years ago
Will give brainless whatever that means. Due today. The radius of a basketball is 10 inches, and the radius of a soccer ball is
Helen [10]

9514 1404 393

Answer:

  1135.2 in³

Step-by-step explanation:

The volume of a sphere is given by the formula ...

  V = (4/3)πr^3

The difference in volume will be ...

  ∆V = Vb -Vs = (4/3)π(10^3 -9^3) = (4/3)π(1000 -729) = 4/3π·271 . . . cubic in

  ∆V ≈ 1135.2 . . . cubic inches

The basketball has a volume that is 1135.2 cubic inches greater.

_____

If you use 3.14 for π, your answer is 1134.6 in^3.

7 0
3 years ago
Help asap will mark brainiest
Sedbober [7]

Answer:

x=47

Step-by-step explanation:

If the total degrees in a triangle is 180 then you would just add the given values and subtract it from 180.

6 0
3 years ago
Help please i need answers fast if you help or try to help tysm *hearts*
Tanzania [10]

Answer:

C. 3rd one Fraction 10/24

Step-by-step explanation:

3/4 - 2/6 = 0.41 or = 10/24 or it could be equal to 5/12​ are 10/24, 15/36, 20/48 and 25/60 or as Decimal 0.41

Step-by-step explanation:

Hope This Helped

7 0
2 years ago
I need help with my homework I don’t understand everything, just some things.
olga55 [171]

Answer:

1. false; they are only skew if they have no congruency or similarity to the other segment

2. true

3. true

4. false; one is vertical and one is horizontal

5. true

6. false; they are not in the same locations on the cube

Step-by-step explanation:

7. m1 is 45 becuase it is alternate interior angles with b

m2 is 135 because the pair needs to add up to 180

8 0
3 years ago
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