Q2 Homework quiz 1.2 Right Triangles

A triangle has side lengths of 7 km, 12 km, and 13 km. Is this triangle a right triangle?

• yes
• no

A triangle has side lengths of 3 mm, 4 mm, and 5 mm. Is this triangle a right triangle?

• yes 
• no

A triangle has side lengths of 5 m, 13 m, and 15 m. Is this triangle a right triangle?

• yes
• no

A triangle has side lengths 60 yd, 63 yd and 87 yd. Is this triangle a right triangle?

• yes
• no

A square on the side of Leg A has an area of 49 cm². How long is each side and what is the perimeter of the square?

• Side length: 7 cm
  Perimeter: 49 cm
• Side length: 7 cm
  Perimeter: 28 cm
• Side length: 24.5 cm
  Perimeter: 98 cm
• Side length: 24.5 cm
  Perimeter: 600.25