G9 M11L3

Formula for area of a triangle is

• $a=\frac{\text{bh}}{\text{2}}$

• $a=bh$

• $PE=MD$

• $a=\frac{1}{2}h\left(b\ +\ b\right)$

• 150 ft²

• 100 ft²

• 50 ft²

• 25 ft²

• 30 Units²

• 72 units²

• 46 units²

• 35 units²

What is the area of the rectangle?

• $7\ m^2$

• $15\ m^2$

• $10\ m^2$

Area is the distance around a shape

• True

• False

Do you multiply or add when you find the perimeter?

• Add

• Multiply

The perimeter of the square is __________________.

• 25 cm²

• 10 cm²

• 25 cm

• 20 cm

What is the perimeter of this equilateral triangle?

• 4cm
• 16cm
• 12cm
• 8cm

What is the perimeter of the shaded figure?

• 28
• 24
• 22
• 26

What is the perimeter of the Square?

• 17

• 18

• 16

• 19