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Neporo4naja [7]
2 years ago
13

Please help me with number #3 and check if the others are correct please I really need help

Mathematics
1 answer:
Sveta_85 [38]2 years ago
6 0
All I can say is 1 and 2 are correct.
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A copper key is placed in a cylindrical container with a 3-cm diameter. The water level rises from 14 cm to 14.6 cm. What is the
Tomtit [17]

Answer:

The volume is about 4.24 cm^3.

Step-by-step explanation:

From the question we are told that:

Diameterd= 3-cm

Radius r=d/2=>1.5cm

Height risen14.6-14=0.6cm

Generally the equation for Volume of a Key is mathematically given by

Since Volume of a cylinder is Given as

V=\pir^2h

Therefore

V=\pi*1.5^2*0.6

V=4.2417\\\\V=4.24 cm^3

Correct Option A

The volume is about 4.24 cm^3.

3 0
3 years ago
Tryson is building a rectangular garden platform with the short sides 10 feet and the long sides 15 feet.
lesya692 [45]

Answer:

50 ft

Step-by-step explanation:

For perimeter u add up all the sides and 15+15+10+10=50

8 0
2 years ago
Write a trinomial of degree 35
Virty [35]
We know that
<span>Trinomial of degree 35  means a polynomial
that
a) Having three terms
b) highest degree is 35

examples
x</span>^35+x³+3
x^35+2x-8
x^35+x²+2
etc
8 0
3 years ago
7+8r+10r pls help me im failing
Umnica [9.8K]

Final Answer: 7 + 18r

Steps/Reasons/Explanation:

Question: Solve 7 + 8r + 10r.

<u>Step 1</u>: Collect like terms.

7 + (8r + 10r)

<u>Step 2</u>: Simplify.

7 + 18r

~I hope I helped you :)~

4 0
2 years ago
If p is parallel to q, which pair of angles must be congruent?
Veseljchak [2.6K]
Vertical angles are congruent whether the lines are parallel or not.
Corresponding angles are congruent.
Alternate interior and alternate exterior angles are congruent.
1 & 4, 2 & 3, 3 & 6, 4 & 5, 1 & 8, 2 & 7, 5 & 8, 6 & 7, 3 & 7, 1 & 5, 2 & 6, 4 & 8
I think I got all of them!
5 0
3 years ago
Read 2 more answers
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