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prisoha [69]
3 years ago
9

How do I find the surface area of a pyramid

Mathematics
1 answer:
Fynjy0 [20]3 years ago
5 0
Find the area of all the sides and then divide each area by two. add them all up to get your answer.

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If six girls can finish sweeping the floor of a hall in 45mins,how long will the same work take ten girls to do
AleksandrR [38]

Answer:

15 minutes i think

Step-by-step explanation:

45÷6=7.5

meaning 7.5 minutes per girl

so 4 girls would be 30 minutes of work

so 45-30=15

4 0
3 years ago
Given that x and y vary inversely and that y is 8 when x is 2, what is the constant of variation, k?
Shtirlitz [24]

Answer:

16

Step-by-step explanation:

the equation is x = k / y

therefore k = x* y

k = 2*8

k= 16

4 0
3 years ago
Question 2 (1 point)<br> Which graph shows the solutions to 2x&lt;6?
Studentka2010 [4]
Answer: C
^ because the plot starts on 2, unlike all other choices & it passes 6.
5 0
3 years ago
Read 2 more answers
Someone help me please
Zinaida [17]

Step 1. Isolate the variable x:

3x-11 > 7x+9

-4x > 20

x > -5

Step 2. Use the simplified inequality to graph:

  1. Select an OPEN point on x = -5
  2. Select a ray extending from -5 to positive infinity (GREATER than -5)

I hope this helps!

5 0
2 years ago
If 2 : 9 = x : 18, then find the value of x
Anni [7]

Answer:

4

Step-by-step explanation:

4 is the answer

3 0
3 years ago
Read 2 more answers
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