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RoseWind [281]
3 years ago
6

Please do all four..:( if u do ily 4ever <3

Mathematics
2 answers:
Zanzabum3 years ago
3 0

Answer:

8. 343

9. -256

10. 256

11. 8/125 ( or 0.064)

Elena L [17]3 years ago
3 0
8: 343 9: -256 10: 256 11. 8/125 (alternate 0.064)
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The triangle has size with the lengths of 3 cm 13 cm and 14 cm Is it a right triangle?
WITCHER [35]

Answer:

No, it is not a right triangle

Step-by-step explanation:

Let H = 14 cm

B = 3 cm

P = 13 cm

According to pythagoras theorem:

H^2 = P^2 + B^2

14^2 = 13^2 + 3^2

196 = 169 + 9

196 is not equal to 178

Hence, it is not a right triangle

6 0
3 years ago
Viyan age is 2 / 5 of the age of her eldest brother. If his brother's age is 35 years, then how old is viyan?
sashaice [31]
I think it’s 14 I hope
6 0
3 years ago
After mixing two types of candies, the price became $3.40 per lb. The quantity of the first type of candy was 5/12 of the quanti
drek231 [11]

Answer:

$2.90

Step-by-step explanation:

The quantity of the 1st type of candy be x lb and that of the second type − y lb with the price of $ p/lb.

Then, x=5y/12 or y=2.4x.

The "total price" equation will be: 4.6x + 2.4xp = 3.4(x+2.4x).  

Solving for p, we get p = $2.90.

5 0
3 years ago
8 kg of mixed nuts containing 26% peanuts were mixed with 5 kg of another kind of mixed nuts that contain 52% peanuts. peanuts a
Gnesinka [82]

Answer:

<em>36%</em>

Step-by-step explanation:

"8 kg of mixed nuts containing 26% peanuts"

weight of peanuts: 26% * 8 kg = 0.26 * 8 kg = 2.08 kg

"5 kg ... that contain 52% peanuts"

weight of peanuts: 52% * 5 kg = 0.52 * 5 kg = 2.6 kg

Total weight of peanuts: 2.08 kg + 2.6 kg = 4.68 kg

Total weight of mixed nuts: 8 kg + 5 kg

percent of peanuts: (4.68 kg)/(13 kg) * 100% = 36%

6 0
3 years ago
Two cars start at a given point and travel in the same direction at average speeds of 45 miles per hour and 52 miles per hour (s
Citrus2011 [14]

Answer:

half apart

Step-by-step explanation:

hope it help you

7 0
3 years ago
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