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saul85 [17]
2 years ago
11

6. A two-story building measures 21 feet

Mathematics
1 answer:
Y_Kistochka [10]2 years ago
7 0

Answer:

12

Step-by-step explanation:

First figure the ratio of the real building to the model which is 21 divide 3. So the ratio is 1:7, since we're finding the height of the model, we divide 7 by 84 which is 12

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Which of the following equations has a consant of proptionality of 4
EleoNora [17]
The answer to the question is C
6 0
3 years ago
Do 12 / 15 and 8 / 10 have the same value? Explain your answer.
yKpoI14uk [10]
Hello there!


12/15 and 8/10 don't have the same value.

Reason: 
let's simplify both.

12/3 = 4

15/3 = 5

12/15 = 5/4


8/2 = 4

10/2 = 5

8/10 = 4/5


5/4 is greater than 4/5

5/4 > 4/5


Hope i helped!

Let me know if you need anything else!

~ Zoe
3 0
3 years ago
After the party, Jane washed half of the glasses. Alex washed half of the remaining glasses, and then Sasha Alex washed half of
andreyandreev [35.5K]

Answer:

16

Step-by-step explanation:

Let's take a look.

So we have 3*2*2*2*2=48 glasses

if half used 2 and other half used 1... we have a sum of 2+1=3

so 48/3 = 16

4 0
2 years ago
Two sides of a triangle have lengths 6 and 17. Which expression describes the length of the third side?
VashaNatasha [74]
The answer is D which is greater than 11 and less than 23. 
<span>Sum of 2 sides of triangle is always greater than the third side. And absolute difference of 2 sides of a triangle is always less than the 3rd side. From that, 3rd side ia less than 6+17 = 23 and greater than 17-6=11.</span>
7 0
3 years ago
Read 2 more answers
A square has a side length of 10cm. Work out the length of a diagonal of the square.​
Vitek1552 [10]

Answer: Let x = the length of a side of the square

a2 + b2 = c2

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2x2 = 100

x2 = 50

x = √50

x = 5√2 cm

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
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