Understanding Inscribed Angles and Right Triangles

What is the property of an angle inscribed in a semicircle?

• It is an obtuse angle.

• It is an acute angle.

• It is a right angle.

• It is a straight angle.

If a triangle is inscribed in a circle with one side as the diameter, what type of triangle is it?

• Right triangle

• Scalene triangle

• Isosceles triangle

• Equilateral triangle

What is the sum of the two non-right angles in a right triangle?

• 180 degrees

• 90 degrees

• 60 degrees

• 45 degrees

In a right triangle, if one angle is 30 degrees, what is the measure of the other non-right angle?

• 90 degrees

• 30 degrees

• 45 degrees

• 60 degrees

If 4x + 3 and x + 7 are the two non-right angles in a right triangle, what is the value of x?

• 18

• 16

• 12

• 10