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ValentinkaMS [17]
3 years ago
5

What is the volume of the square pyramid with base edges 4 m and height 3 m?

Mathematics
1 answer:
kicyunya [14]3 years ago
8 0

Answer:

Volume of the pyramid = 16m³ or 16 cubic meters.

Step-by-step explanation:

The equation for the volume of a pyramid is:

V=\frac{b*h}{3}

where b = area of base and h = height.

In this case, the base is a square with a side length of 4m.

Area of the square base = (4m)² = b = 16m²

h = 3m

Insert b and a into the volume of a pyramid equation.

V=\frac{3m*16m}{3}

= 16m³

Volume of the pyramid = 16m³ or 16 cubic meters.

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Evaluate the expression 40÷1+3-(3×7)+7-5
Eduardwww [97]
For this problem, you will have to use PEMDAS  (Parentheses) (Exponents) (Multiplication/Division) (Addition/Subtraction)

First of all, you will want to solve for the values inside the parentheses first

40 <span>÷ 1+3-(21)+7-5      Now check for anything that includes                                                                   multiplication/division and do that

40+3-21+7-5              All you have left now is addition and subtraction. It                                           must go from left to right, therefore if addition is first,                                       do addition, if subtraction is first, then do subtraction.

Final answer = 24</span>
8 0
3 years ago
Read 2 more answers
Y=–3x + 6y=9 What is the solution to the system of equations? (–21, 9) (9, –21) (–1, 9) (9, –1)
weqwewe [10]

ANSWER


The solution is (-1,9)

EXPLANATION

We want to solve the simultaneous equations


y=-3x+6---(1)


and


y=9--(2).


We substitute equation (2) in to equation (1), to obtain


9=-3x+6


This has now become a linear equation in a single variable x.


We solve for x  by grouping like terms.


9-6=-3x


3=-3x


We divide through by negative 3 to get;


-1=x.


Hence, the solution is (-1,9)





7 0
3 years ago
Read 2 more answers
. A rowing club has 600 members. 60% of them are women. After 200 new members joined the club, the percentage of women was reduc
valkas [14]

Answer:

40

Step-by-step explanation:

Given:

Initial number of members = 600

Percentage of women = 60\%\ of\ 600=0.60\times 600=360

Now, members added = 200

So, total number of members after addition = 600 + 200 = 800

Percentage of women out of 800 members = 50\%\ of\ 800=0.50\times 800 =400

Increase in women = New number of women - Old number of women

Therefore, increase in women = 400 - 360 = 40

So, 40 women are there in the 200 new members that joined the club.

5 0
3 years ago
34 divided by 8 please I’m helping a kiddo out
Pani-rosa [81]
4.25 that’s the answer
3 0
3 years ago
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Carin opened a money market account with a deposit of $3,000. This account earns 2% simple interest annually. How many years wil
weeeeeb [17]

Answer:

The correct answer is - 7.166 years

Step-by-step explanation:

Given:

principle amount: 3000

rate of interest: 2%

time?

Interent to get: 430

Formula:

I = P*t*r/100

here p = principle

I = interest

r = rate of intrest and t = time

Solution putting value and deriving Time as formula:

(3000*2*t)/100 = 430

t = 43000/3000*2

= 7.166 years.

4 0
3 years ago
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