Area and Circumference

The length around the circle is called the _______________________.

• center
• radius
• diameter
• circumference

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

The length from the center to the point on the circle is called the ________________.

• center
• radius
• diameter
• circumference

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

The length across the circle through the center is called the _____________________.

• circle
• radius
• diameter
• circumference

Tags

CCSS.HSG.CO.A.1

A collection of ALL points equidistant from a given point -_______________

• circle
• radius
• diameter
• circumference

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.A.1

the point equidistant from all other points on the circle - _______________

• center
• radius
• diameter
• circumference

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.A.1

Find the radius of a circle if its area is 706.9 square millimeters.

• r = 13
• r = 14
• r= 15
• r = 225

Tags

CCSS.HSA.CED.A.4

CCSS.HSA.REI.B.4

CCSS.HSG.GMD.A.1

If the area of a circle is 28.27 square inches, find the length of its diameter.

• d = 2 inches
• d = 3 inches
• d = 9 inches
• d = 28 inches

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.4

CCSS.HSG.GMD.A.1

If the circumference of a circle is 41.8 feet, find the diameter of the circle.

• d = 13.3 feet
• d = 20.9 feet
• d = 83.6 feet
• d = 65.7 feet

Tags

CCSS.HSA.CED.A.4

CCSS.HSG.GMD.A.1

The circumference of a circle is 50.24 centimeters.  Find its radius.

• r = 5 cm
• r = 12 cm
• r = 8 cm
• r = 25 cm

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.4

CCSS.HSA.REI.B.3

CCSS.HSG.GMD.A.1

Find the area of this semi-circle. Round to the nearest tenth.  The radius is 16 cm.

• 25.1 cm²
• 50.3 cm²
• 402.1 cm²
• 804.2 cm²

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GMD.A.1