Measurement Revision

What is the perimeter?

• 20
• 40
• 60

Tags

CCSS.3.MD.D.8

What is the formula for the area of a triangle

• $A=bh$

• $A=lw$

• $A=s^2$

• $A=\frac{1}{2}bh$

Calculate the circumference of a circle with a diameter of 15 cm.

• $2\pi r=2\times\pi\times15=94.2cm$

• $\pi d=\pi\times15=47.1cm$

• $\pi\times152=706.9cm$

• $152=225cm$

What is the area of a circle with radius 4.2 cm?

• $\pi\times4.2^2=55.4cm^2$

• $\pi\times2.1^2=13.9cm^2$

• $2\times\pi\times4.2=26.4cm^2$

• $\pi\times4.2=13.2cm$

Find the area.

• $27.3\ mi^2$

• $54\ mi^2$

• $27\ mi^2$

• $54.6\ mi^2$

Find the area:

• $84\ m^2$

• $168\ m^2$

• $112\ m^2$

• $56\ m^2$

What is the area of the rectangle?

• 15 cm2

• 8 cm2

• 2 cm2

• 16 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

find the area of the circle below.

• 100 cm
• 225 cm
• 9 cm
• 28.26 cm

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

What is the area of the quarter circle?

• 452.16
• 226.08
• 113.04
• 904.32

Tags

CCSS.7.G.B.4