We can find the value of x through a proportion. Since these two triangles are similar, their sides are in proportion.
4 is to 12 as 5 is to x
Remember to say 12, not 8! 8 is only part of the whole side. We can also simplify 4 is to 12 to 1 is to 3.
1/3 = 5/x
Cross multiply
x = 15
Hope this helps!
Answer:
what i did was 360 and how i got that was a circle equals 360 so 360-108=252 so 360-252=108
Step-by-step explanation:
Here you go. just put the equation into a table
Change 12 m to 120 cm
1cm=x
------------
3cm=120
120=3x. Cross mult.
120/3=x
40cm or 4m