Question

three angles of a triangle are 3x degree, 4x degree and 5x degree find the measure of the three angles​

Answer 1

Answer:

answer is 4

Step-by-step explanation:

the answer is 4

Answer 2

Answer:

3×15=45°,4×15=60°,5×15=75°

Step-by-step explanation:

$3x + 4x + 5x = 180(angle sum propert) \\ 12x = 180 \\ x = 180 \div 12 = 15$