Step-by-step explanation:
We have sine formula
[tex]\frac{a}{sinA}=\frac{b}{sinB}=\frac{c}{sinC}[/tex]
Given
a = 9.7
b = 49
A = 26°
Substituting
[tex]\frac{a}{sinA}=\frac{b}{sinB}=\frac{c}{sinC}\\\\\frac{9.7}{sin26}=\frac{49}{sinB}\\\\sinB=2.21[/tex]
Value of sin B is greater than 1, which is not possible.
Hence these measurements will not form a triangle.