Here is your answer
REASON:
SSS congruency states that, if all the three sides of a triangle are respectively equal to the corresponding sides of another triangle then both triangles are said to be .
Here, in both triangles
7units=7 units
8units=8units
Middle side is common to both triangles so it is equal.
Hence, both triangles are congruent by SSS
HOPE IT IS USEFUL
Answer:
1st is correct
Step-by-step explanation:
Like charges repel each other.
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Do cross multiply or butterfly.
For example first one.
18/x=6/10 So cross multiply 18×10 =6x
180=6x
Divide both sides by 6 to get x alone
180÷6=30
So x =30 Do the same to rest