GMAT Quantitative Reasoning › Sectors
What percentage of a circle is a sector if the angle of the sector is ?
A given sector covers of a circle. What is the corresponding angle of the sector?
What is the arc length for a sector with a central angle of if the radius of the circle is
?
The arc of a circle measures
. The chord of the arc,
, has length
. Give the length of the arc
.
The circle in the above diagram has center . Give the area of the shaded sector.
Statement 1: Arc has length
.
Statement 2: Arc has length
.
A teacher buys a supersized pizza for his after-school club. The super-pizza has a diameter of 18 inches. If the teacher is able to perfectly cut from the center a 36 degree sector for himself, what is the area of his slice of pizza, rounded to the nearest square inch?
A given sector of a circle comprises of the circle. What is the corresponding angle of the sector?
What percentage of a circle's total area is covered by a sector with an angle of ?
A giant clock has a minute hand that is eight feet long. The time is now 2:40 PM. How far has the tip of the minute hand moved, in inches, between noon and now?
Note: Figure NOT drawn to scale.
.
Order the degree measures of the arcs from least to greatest.