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13.03.2020 •
Mathematics
2x=12 what is the answer i’m confused
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Ответ:
Step-by-step explanation:
2x=12
/2 = /2
x=6
Ответ:
A 3-4-5 triangle will always be a right triangle. 9 divides into 3, and 15 divides into 5, so you can use ratios to find b.
Since 9 divides into 3, we will use this to set up proportions for the missing value:
Cross multiply the fractions.
Divide both sides by 3.
The missing value is 12.