Types of Triangles

Suhail was supposed to draw a(n) triangle with no equal sides. Which of the figures below could have been Suhail's?

• Figure A
• Figure B
• Figure C
• Figure D

Laila was supposed to draw a triangle with side lengths of 3, 4, and 5 units. Which triangle should Laila draw?

• Figure A
• Figure B

Which type of triangle is formed given the following angle measurements?
Angle 1: 90 degrees
Angle 2: 30 degrees
Angle 3: 60 degrees

• Acute
• Obtuse
• Right
• No triangle

Each of the options below show the measurements of the 3 angles in a triangle. Which of the options is NOT a scalene triangle?

• 28 degrees
  45 degrees
  107 degrees
• 75 degrees
  25 degrees
  80 degrees
• 91 degrees
  43 degrees
  46 degrees
• 75 degrees
  30 degrees
  75 degrees

Which type of triangle is formed given the following side lengths?
Side 1: 15 units
Side 2: 12 units
Side 3: 9 units

• Equilateral
• Isosceles
• Scalene
• No triangle

Which type of triangle is formed by the following angle measurements?
Angle 1: 60 degrees
Angle 2: 60 degrees
Angle 3: 60 degrees

• Equilateral
• Scalene
• Isosceles
• No triangle

Which type of triangle is formed given the following angle measurements?
Angle 1: 20 degrees
Angle 2: 30 degrees
Angle 3: 80 degrees

• Acute
• Obtuse
• Right
• No triangle