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Nikolay [14]
3 years ago
9

Dose someone know this

Mathematics
1 answer:
nataly862011 [7]3 years ago
5 0
What is there to answer...
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Two triangular roofs are similar. the ratio of the corresponding sides of these roofs is 2:3. if the altitude of the smaller roo
disa [49]
The answer is:  "6.75 ft."  .
______________________________________________
Explanation:
_____________________________________________
 2 / 3 = (4.5) / x ;  Solve for "x" ;

     2x = (3)(4.5) ;

Divide each side of the equation by "2" ; to isolate "x" on one side of the equation; and to solve for "x" ;
_________________________________________________
    2x / 2 = [3*(4.5)] / 2 ; 

    to get:  x  = (13.5)/2 = 6.75 ft.  This is already rounded to the
                                                       nearest hundredth.
__________________________________________________
8 0
3 years ago
The blue dotis at what value on the number line?​
xenn [34]

Answer:

the answer is -3  i think. if you look at the 3 and the nine, 6 would be in between them, so its counting by threes, and the dot is on -3

Step-by-step explanation:

7 0
3 years ago
3x+78 x+50 solve for X <br><br> Someone help please
umka21 [38]

Answer:

x=13

Step-by-step explanation:

3x+78 +x+50=180

3x+x+78+50=180

4x+128=180

4x=180-128

4x=52

4x/4=52/4

x=13

using the principal of straight line angle

5 0
3 years ago
Read 2 more answers
Sides of a triangle are in the ratio of 12:17:25 and A perimeter of 540 cm. Find its area
sdas [7]
Nnnfnfnfkfjjfjcnfn djfvivide ficnd erig sofcjene
8 0
4 years ago
Please answer the following:
ratelena [41]

Answer:

( \frac{7}{10} - \frac{5}{8} ) ÷ \frac{1}{16}

(check your other question for my explanation)

5 0
3 years ago
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