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BabaBlast [244]
2 years ago
5

i know this is probably simple but ive forgotten how to do it and i cant find it in my notes help appreciated!

Mathematics
1 answer:
Soloha48 [4]2 years ago
6 0

Answer:

? = 13.6

Step-by-step explanation:

the angle between a tangent and the diameter = 90°

Then the triangle is right with legs 2 × 6 = 12 and 6.4

using Pythagoras' identity in the right triangle.

the square on the hypotenuse is equal to the sum of the squares on the legs , that is

? ² = 12² + 6.4² = 144 + 40.96 = 184.96 ( take square root of both sides )

? = \sqrt{184.96} = 13.6

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What is 10% of 50?<br> 10 <br><br> 5<br><br> 60
otez555 [7]

Answer:

5

Step-by-step explanation:

The common number in 50 is 5. So you just multiply; 50×0.1=5

3 0
3 years ago
-4(-4u³-2+v²) <br><br>help im so confused on this!!​
AURORKA [14]

Answer:

Step-by-step explanation:

−4(−4u3−2+v2)

=(−4)(−4u3+−2+v2)

=(−4)(−4u3)+(−4)(−2)+(−4)(v2)

=16u3+8−4v2

=16u3−4v2+8

4 0
2 years ago
A farmer needs to deliver 1,227 pieces of fruit to the farmers market by the afternoon Each crate holds 163 piece of both orange
bogdanovich [222]

Answer

7.53

1,227 then divide that by 163 so

1,227÷163= 7.53 so then you would go

163 and multiply 7.53 and you would get 1,227

6 0
2 years ago
Help please? It would help a lot :)
timofeeve [1]
6.
a. P(2 or 4) is the probability of rolling either a 2 or a 4 on the die.
P(2 or 4) is equal to P(rolling a 2) + P(rolling a 4)
1/6 + 1/6 = 2/6 = 1/3

b. P(greater than 2) is equal to P(3) + P(4) + P(5) + P(6)
1/6 + 1/6 + 1/6 + 1/6 = 4/6 = 2/3

7. The probability of getting a head is 1/2. If you toss the coin two times, there are four different possibilities. HH, TT, HT, or TH. The answer would be 1/4, you get that by multiplying 1/2 by 1/2 again.
3 0
3 years ago
In triangles △ABC and △DEF,
wel

Answer:

  • BC = 4.8
  • ED = 1.1
  • DF = 1.6

Step-by-step explanation:

Since angles A and E correspond, as well as angles C and F, we can say ...

  ΔABC ~ ΔEDF

Then the ratio of side lengths of ΔABC to those of ΔEDF is ...

  AC/EF = 6/2 = 3

That means ...

  ED/AB = 1/3

  ED = AB·(1/3) = 3.3·(1/3) = 1.1

For the remaining sides, we have the relation

  3·DF = BC

  3·(BC -3.2) = BC

  2BC - 9.6 = 0 . . . eliminate parentheses, subtract length BC

  BC -4.8 = 0 . . . . . divide by 2

  BC = 4.8 . . . . . . . . add 4.8

  DF = BC·(1/3) = 1.6

The unknown side lengths are BC = 4.8, DE = 1.1, DF = 1.6.

7 0
3 years ago
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