Question

In the following the set of measures which can form a triangle

• A. ${75}^0,{90}^0,{25}^0$
• B. ${65}^0,{85}^0,{40}^0$
• C. ${65}^0,{85}^0,{30}^0$
• D. ${45}^0,{45}^0,{80}^0$

Answer 1

Answer: (C)

${65}^0,{85}^0,{30}^0$

Sum of all angle in triangle is ${180}^0$.

$⟹{65}^0$ + ${85}^0$ + ${30}^0$ = ${180}^0$