Question

Which of the following could be the measures of the three angles of an acute triangle?. .
A.. 40°, 40°, 100°. .
B.. 30°, 60°, 90°. .
C.. 50°, 55°, 75°. .
D.. 30°, 30°, 120°

Answer 1

In an acute triangle all angles must be acute ( or less than 90°)
Answer: C ) 50°, 55°, 75°
A) and D ) are an obtuse and B ) is a right triangle.