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Nat2105 [25]
3 years ago
10

An isosceles triangle with angles b and c having the same measure is shown. Find the measure of each angle whose degree measure

is represented with variables. A= x+ 7y+41,B= 2y+13,C=6x+15
Mathematics
1 answer:
8_murik_8 [283]3 years ago
3 0
A+B+C =180

7x+49+5y=180 ---> 7x+5y=131

7(15) +49+5(15)=180
180=180

(15)+7(15)+41=A
161=A

2(15)+13=B
43=B

B=C
43=C

A=161
B=43
C=43
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Answer:

110

Step-by-step explanation:

In the triangle angle theorem the angles will all add up to equal 180.

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8 0
2 years ago
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Nutka1998 [239]

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Each book weights .8 pounds

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2 years ago
A stone is an Old English unit of weight and equal to 14 slug. How many kilograms are there in 6 stones? (1 slug = 14.59 kg) Ans
Ber [7]

Answer:

1225.56 kg

Step-by-step explanation:

1 stone = 14 slugs

1 slug = 14.59 kg

\text{6 stones} ( \dfrac{14 slug}{1 stone})(\dfrac{14.59 kg}{1 slug})

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3 years ago
(4a - 6) (30-26 +5)​
Yuki888 [10]

Answer:

36a-54

Step-by-step explanation:

(4a - 6) (30-26 +5)

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3 years ago
'Polonium-210 is a radioactive substance with a half-life of 138 days. If a nuclear
Tatiana [17]

Answer:

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Explanation:

<em>Half-life time</em> of a radioactive substance is the time for half of the substance to decay.

Thus, the amount of the radioactive substance that remains after a number n of half-lives is given by:

  • A=A_0\cdot (1/2)^n

Where:

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Therefore, the amount of polonium-210 that will be left in 330 days is:

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5 0
2 years ago
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