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Stolb23 [73]
4 years ago
7

This is really getting on my nerve

Mathematics
1 answer:
Lana71 [14]4 years ago
3 0
If to find the area of a triangle is to multiply 1/2 times the measure of the base times the height we need to make that equals to 18 since it’s already given. So 18=1/2 * ((h+1)*6)
Now we distribute
18 = 1/2 (6h + 6)
18 = 3h + 3 (Now we subtract 3 from both sides)
15 = 3h (now we divide both sides by 3)
5 = h
h = 5

-Betinho
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Please please help me i’ll mark brainlist
iragen [17]

Answer:

hmmm l

Step-by-step explanation:

4 0
2 years ago
An airplane descends from an altitude of 32,000 feet above sea level to an altitude of 27,000 feet above sea level. What is the
Kitty [74]

Answer:

-5000 feet

Step-by-step explanation:

32000 - 27000 = 5000, they descended 5000 feet. So the answer is -5000 :))

7 0
3 years ago
Every day you eat 1/4 cup of cereal. Your brother eats 5 times as much. How many cups of cereal does your brother eat?
soldier1979 [14.2K]

Answer:

5/4 cups, or 1&1/4 cups

Step-by-step explanation:

You eat 1/4 cups of cereal, and your brother eats 5 times as much. You eat 1 fourth of 1 cup, and he eats 5 times 1 fourth of 1 cup. 1 times 5 is 5, which means he eats 5 fourths of 1 cup of cereal. Since he eats 5 fourths of 1 cup, and four fourths make a 1, he eats 1 cup of cereal, plus another fourth of a cup. Your brother eats 1 and 1 fourth cups of cereal.

1 / 4 x 5 =  ( 1 x 5 ) / 4

5 / 4 = ( 4 / 4 ) + ( 1 / 4 )

1 + ( 1 / 4 ) or 1 & ( 1 / 4 )

3 0
4 years ago
Read 2 more answers
The lengths of nails produced in a factory are normally distributed with a mean of 3.34 centimeters and a standard deviation of
Shtirlitz [24]

Answer:

3.47 and 3.21

Step-by-step explanation:

Let us assume the nails length be X

X \sim N(3.34,0.07^2)

Value let separated the top 3% is T and for bottom it would be B

P(X < T)= 0.97

Now converting, we get

P(Z < \frac{T-3.34}{0.07})= 0.97

Based on the normal standard tables, we get

P(Z < 1.881)= 0.97

Now compare these two above equations

\frac{T-3.34}{0.07} = 1.881 \\\\ T = 1.881 \times 0.07 + 3.34 \\\\ = 3.47

So for top 3% it is 3.47

Now for bottom we applied the same method as shown above

P(Z < \frac{B-3.34}{0.07})= 0.03

Based on the normal standard tables, we get

P(Z < -1.881)= 0.03

Now compare these two above equations

\frac{B-3.34}{0.07} = -1.881

= -1.881 \times 0.07 + 3.34 \\\\ = 3.21

hence, for bottom it would be 3.21

7 0
3 years ago
I’m the diagram, AB and CD are ______. A. Common external tangents B. Common internal tangents C. Uncommon tangents D. Simultane
alexgriva [62]

Answer:

It Is A

Step-by-step explanation:

3 0
3 years ago
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