Are triangles ADC and EBC congruent? Yes, by SSS
Yes, by AAS
Yes, by SAS
Not enough information

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?

Math it's appreciated. (picture provided)

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).