Perimeter Triangles Coordinate Plane

What is the perimeter of the triangle? (Round to the nearest tenth)

• 12

• about 13.2

• 21

• about 12.6

Find the distance.

• 9.7

• 10.7

• 11.7

• 12.7

• a
• b
• c
• d

Points G, H, and I are plotted on the coordinate grid. What is the perimeter (in units) of the triangle that they form?

• 16.64

• 39.64

• 126

• 63

Find the perimeter of this triangle.

• 12 in

• 22 in

• 18 in

• 24 in

Find the perimeter of this triangle.

• 150 ft

• 100 ft

• 20 ft

• 35 ft

Given that A(-2,3), B(4,1) and C(2,-4) are vertices of a triangle, find the perimeter of the triangle.

• 20.789

• 19.772

• 23.9

• 13.456

Given that P(-4, -2), Q(-2, 2) and R(5, 1) are vertices of a triangle, calculate the perimeter and classify the triangle.

• 21.1, Isosceles

• 21.1, Scalene

• 24.3, Scalene

• 24.3, Equilateral

Calculate the length for each side of the triangle.

• AB = 3.6, BC = 4.5, AC = 4.1

• AB = 4.1, BC = 5.6, AC = 7.5

• AB = 4.5, BC = 3.6, AC = 4.1

• AB = 4.1, BC = 3.6, AC = 4.5

Find the perimeter of the figure. Round to the nearest tenth.

• 20.8 units

• 116 units

• 11.5 units

• 19.8 units