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bezimeni [28]
3 years ago
11

Solve problems and show work with them

Mathematics
1 answer:
Triss [41]3 years ago
8 0
For #21 the correct answer is B because:

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I will give brainliest to whoever helps me with this question. Also, if you could please explain to me how you solved it I would
krok68 [10]
Answer: I don’t have my calculator on me but I’ll explain

Step by step: the shape is a cone and a sphere so the volume of a sphere is 4/3 πr^3 but because it’s half a sphere, divide by 2 and the volume of a cone is 1/3h πr^2

Sphere= 4/3 π(10)^3 (plug that in ur calculator) then divide by 2

Cone= 1/3(24) π(10)^2
Then add them together
8 0
3 years ago
Note: enter your answer and show all the steps that you use to solve this promblem in the sentence below.
GuDViN [60]

Answer:

a) The answer is: (x + a, y + b)

b) The answer is: (-1, -2)

The initial coordinates are:

(x, y) = (-2, -5)

Let's find a and b.

a is a distance in x direction: a = 1

b is a distance in y direction: b = 3

The final position is:

(x + a, y + b) = (-2 + 1, -5 + 3) = (-1, -2)

Step-by-step explanation:

5 0
3 years ago
HELP 15 POINT AND WILL MARK BRIANLYEST. Emma said that when you multiply three negative decimals, the product will be positive.
baherus [9]

Answer:

A)Her statement is not correct because a negative times a negative is a positive but if you times it by negative again then it will be negative again not positive

B)(–3) – (–5) = (–3) + 5 = 2

c)Yes she is correct

5 – (–3) = 5 + 3 = 8

(–3) – (–5) = (–3) + 5 = 2

Step-by-step explanation:

5 0
4 years ago
Read 2 more answers
URGENT HELP PLS, would be so much appreciated:)))
MrRa [10]
A = 46-2(n-1)
n represent the row
row 1:
46-2(1-1)
46-2(0)
46-0
46

row2:
46-2(2-1)
46-2(1)
46-2
44

.
.
.

row14:
46-2(14-1)
46-2(13)
46-26
20
8 0
4 years ago
Which expression is not a polynomial
icang [17]

Hello from MrBillDoesMath!

Answer:

The last choice x^2 - x^(1/2) + 2

Discussion:

The last choice x^2 - x^(1/2) + 2 is NOT a polynomial because of the sqrt(x) term

Thank you,

MrB

8 0
4 years ago
Read 2 more answers
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