Perimeter & Area of a Triangle

Find the area

• 8 ft²

• 3 ft²

• 4 ft²

• 6 ft²

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

What is the perimeter of the shape?

• 4 in.

• 10 in.

• 7.5 in.

• 12 in.

What is the formula for area of a triangle?

• $A\ =\ \frac{1}{2}\left(b\times h\right)$

• $A\ =\ \frac{1}{2}\left(l\times w\right)$

• $A\ =\ b\div2$

• $A\ =\ \frac{1}{2}\left(b+h\right)$

Find the area:

• 24 in²
• 12 in²
• 6 in²
• 3.5 in²

Tags

CCSS.6.G.A.1

What is the perimeter of the triangle?

• 51 cm

• 59 cm

• 45 cm

• 48 cm

Tags

CCSS.3.MD.D.8

Find the area.

• 25.9 yd²

• 12.95 yd²

• 25.9 yd

• 12.95 yd

Jose lives next to a triangular park. He likes to take his dog for a walk around the park on the weekend. If he makes 3 trips around the park how far does he walk?

• 17 units

• 25 units

• 51 units

• 102 units

Tags

CCSS.3.MD.D.8

Calculate the area of the triangle

• 27.3 mi²

• 54 mi²

• 27 mi²

• 54.6 mi²

Tags

CCSS.6.G.A.1

Find the perimeter of this triangle.

• 12 in²

• 666 in

• 18 in

• 24 in²

What is the area of this triangle?

• 14 units²

• 24 units²

• 48 units²

• 7 units²