The answer is A 3/10 because there is 3 blue marbles and all together there is 10
Similar triangles are triangles that have the same interior angles and the corresponding sides are proportional, that is, for triangles STU and XYZ we have the proportion:

The corresponding sides are congruent only if the proportion rate is 1, but that is not always true and it's not necessary.
Therefore the correct option is B: False
If the corresponding sides are congruent, the triangles are congruent.
Answer:
B.
Step-by-step explanation:
Answer:
simplified 10k-1a-10
Step-by-step explanation:
Simplified
z and 100 are on the same line so the total is 180
180-100=z
80=z
Please give Brianest