Area and Perimeter of a Triangle

• 19.8 km²
• 37.8 km²
• 18.9 km²
• 35 km²

Find the perimeter of this triangle.

• 20 cm

• 21 cm

• 40 cm

• 12.5 cm

Using the formula for the area of a triangle, solve for the area of the triangle.

• 24 cm²

• 48 cm²

• 60 cm²

• 30 cm²

Using the formula for the area of a triangle, solve for the area of the triangle.

• 75 cm²

• 37.5 cm²

• 60 cm²

• 30 cm²

Find the area and perimeter of the triangle.

Find the area.

• 27.3 mi²

• 54 mi²

• 27 mi²

• 54.6 mi²

Find the area and perimeter of the triangle.

• Area of a rectangle

• Area of a triangle

• Area of a circle

The length of the base is ___and the length of the height is ___.

(a)  

• 6.4, 7.7

• 8.4, 5.59

• 5.59 , 7.7

• 7.7 , 8.4

What is the perimeter of this triangle?

• 23 units

• 25 units

• 32 units