MCQ Academy - English

A right triangle has one acute angle of 81°. What is the measure of the other acute angle?

• 81°
• 9°
• 99°
• 180°

A right triangle has one acute angle of 78°. What is the measure of the other acute angle?

• 102°
• 12°
• 180°
• 78°

A right triangle has one acute angle of 72°. What is the measure of the other acute angle?

• 18°
• 72°
• 180°
• 108°

A right triangle has one acute angle of 66°. What is the measure of the other acute angle?

• 66°
• 114°
• 180°
• 24°

A right triangle has one acute angle of 63°. What is the measure of the other acute angle?

• 117°
• 180°
• 63°
• 27°

A right triangle has one acute angle of 57°. What is the measure of the other acute angle?

• 180°
• 33°
• 123°
• 57°

A right triangle has one acute angle of 48°. What is the measure of the other acute angle?

• 132°
• 42°
• 180°
• 48°

A right triangle has one acute angle of 42°. What is the measure of the other acute angle?

• 42°
• 48°
• 180°
• 138°

A right triangle has one acute angle of 39°. What is the measure of the other acute angle?

• 141°
• 39°
• 180°
• 51°

A right triangle has one acute angle of 33°. What is the measure of the other acute angle?

• 57°
• 147°
• 33°
• 180°

A right triangle has one acute angle of 27°. What is the measure of the other acute angle?

• 63°
• 180°
• 27°
• 153°

A right triangle has one acute angle of 24°. What is the measure of the other acute angle?

• 156°
• 180°
• 66°
• 24°

A right triangle has one acute angle of 18°. What is the measure of the other acute angle?

• 180°
• 162°
• 18°
• 72°

A right triangle has one acute angle of 12°. What is the measure of the other acute angle?

• 180°
• 12°
• 78°
• 168°