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Klio2033 [76]
3 years ago
12

Two parallel lines are crossed by a transversal. Horizontal and parallel lines y and z are cut by transversal x. At the intersec

tion of lines y and x, the top right angle is (2 k + 11) degrees. At the intersection of lines z and x, the bottom left angle is 131 degrees. What is the value of k? k = 9 k = 20 k = 60 k = 71
Mathematics
2 answers:
BigorU [14]3 years ago
7 0

Answer:

60

Step-by-step explanation:

ruslelena [56]3 years ago
3 0

Those two angles have the same measure, so you have

2k+11=131 \iff 2k=120 \iff k=60

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A large pizza has a diameter of 14 inches. A medium pizza has a diameter of 10 inches. How much larger is the area of the large
Arte-miy333 [17]

Answer:

The bigger pizza has a diameter of 14 inches, or a radius of 14 / 2 = 7 inches.

The smaller pizza has a diameter of 12 inches, or a radius of 12 / 2 = 6 inches.

Step-by-step explanation:

The area of a circle is πR2 where R is the radius.

The difference in the size of the pizzas is  

Area of bigger pizza - Area of smaller pizza

= π(7 inches)2 - π(6 inches)2 = = 49π inches2 - 36π inches2 = 13π inches2  

7 0
3 years ago
At the market, potatoes cost $1.15 per pound. Imagine you bought $3.45 worth of potatoes. How many pounds of potatoes did you bu
dusya [7]
You bought 3 potatoes

3.45/1.15
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To check:
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Hope this helps!! :))
3 0
2 years ago
What is the missing term?
Nadya [2.5K]

Answer:

3x^2

Step-by-step explanation:

The missing term is the product of x and 3x.

x * 3x = 3x^2

Answer: 3x^2

8 0
3 years ago
For the right triangle with side of lengths 5 12 and 13, find the length of the radius of the inscribed circle
I am Lyosha [343]
Hi,
r*(5+12+13)=5*12\\\\

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\boxed{r=2}
3 0
3 years ago
14+4k=2−2k solve for k
n200080 [17]
14+4k=2-2k
4k+2k=2-14
6k=-12
k=-12/6
k=-2


sorry if I'm wrong
7 0
3 years ago
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