Choose the correct proportions.

9, 12, 3, 4

a) 4:3 = 9:12
b) 3:4 = 9:12
c) 3:4 = 12:9
d) 3:12 = 4:9

Answer is option b) 3:4 = 9:12

Step-by-step explanation:

On dividing the numbers 9 and 12 by 3 table we get the ratio 3:4

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according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

2/3

step-by-step explanation:

the slope of a line is equal to the rise/run. in this case the line rises 2 units for every +3 units it moves