Deriving the Area Formula of a Right Triangle

• 17 units²

• 20 units²

• 10 units²

• 16 units²

Area

• 12 in sq

• 12 in

• 24 in sq

• 6 in sq

• Area of a Circle
• Circumference of a Circle
• Area of a Trapezoid
• Area of a Triangle

Which formula would you use to find the area of the figure below?

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• 
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Formula for the area of a triangle

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

What is the formula for the area of a triangle?

• A = 1/2 bh

• A = bh

• A = s + s + s

• 42 yd²
• 84 yd²
• 19 yd²
• 5 yd²

Find the area.

• A

• B

• C

• D