Area in the coordinate plane

What is the formula of the area of a rectangle?

•  $A=lw$  

•  $A=\frac{1}{4}lw$  

•  $A=lw^2$  

•  $A=\frac{1}{2}lw$  

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the formula for the area of a triangle?

• $\frac{1}{4}bh$

• $\frac{1}{2}bh^2$

• $\frac{1}{2}bh$

• $bh$

What is the formula for the area of a circle?

• $A=r^2$

• $A=\pi r^2$

• $A=r^3$

• $A=\pi r^3$

What is the area of this shape? Assuming that each block on the coordinate plane represents 1 square unit.

• $4u^2$

• $12u$

• $16u^2$

• $16u$

Tags

CCSS.6.G.A.3

What is the area of this shape? Assuming that each block on the coordinate plane represents 1 square unit.

• $5u^2$

• $10u$

• $10u^2$

• $20u^2$

Tags

CCSS.HSG.GPE.B.7

What is the area of this shape? Assuming that each block on the coordinate plane represents 1 square unit.

• $A=3\pi u^2$

• $A=5\pi u^2$

• $A=4\pi u^2$

• $A=16\pi u^2$