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Leno4ka [110]
3 years ago
6

Different forms of numbers three hundred twelve

Mathematics
1 answer:
Tanzania [10]3 years ago
4 0
312? Is this what ur asking
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HELPPPPP! WILL Give BRAINLIEST! 100 POINTS! Please get it correct!
Leno4ka [110]

Answer:

  • 11.26 cm²

Step-by-step explanation:

The shaded region is the difference of areas of semicircle AB and triangle ABC.

ABC is right triangle as AB is diameter, so C is right angle.

<u>Area of semicircle:</u>

  • A = 1/2πr² = 1/2*3.14*4² = 25.12 cm²

<u>Area of triangle:</u>

  • A = 1/2BC*AC = 1/2*4*\sqrt{8^2-4^2} = 2\sqrt{48} = 13.86 cm²

<u>Shaded are is:</u>

  • 25.12 - 13.86 = 11.26 cm²
4 0
3 years ago
Read 2 more answers
Can somebody plz answer all of them correct! (Only if u done this before)
swat32

Answer:

23) 53/100

24)2/5

25)3/5

26)11/50

27)17/50

28)19/1000

29)4/5

30)1/250

31)9/25

32)1 3/10

33)11 1/2

34) 7 3/40

Step-by-step explanation: Hope this helps!

7 0
3 years ago
It cost $13 for admission to an amusement park, plus $1.50 for each ride. If you have a total of $33.50 to spend, what is the gr
svet-max [94.6K]
13 rides is the greatest number of rides u can go on
8 0
3 years ago
Read 2 more answers
a local pizzeria sold 65 pizzas yesterday.(a) the owner offers the employees a bonus if the number of pizza increased by 20 pers
BigorU [14]

Answer: 78 pizzas

Step-by-step explanation:

65/10=6.5=10%

6.5*2=13 pizzas=20%

65+13=78 pizzas

4 0
2 years ago
I need help asap please!
Sunny_sXe [5.5K]

Answer:

Check the attachment as solved.

brainliest please ;)

5 0
3 years ago
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