MATHS QUIZ

The region bounded by two radii and corresponding arc of a circle is

• A) Segment

• B) Sector

• C) Area

• D) Perimeter

The region bounded by chord and corresponding arc of a circle is

• A) Perimeter

• B) Sector

• C) Area

• D) Segment

Angle of the sector is 90°then the ratio of Area of circle to area of sector is

• A) 1:4

• B) 1:2

• C) 4:1

• D) 2:3

Tags

CCSS.HSG.C.B.5

What is the area of sector of a circle with central angle  $60\degree$  

•  $\pi r^2$  

•  $2\pi r$  

•  $\frac{\pi r^2}{6}$  

•  $\frac{\pi r^2}{2}$  

Tags

CCSS.HSG.C.B.5

Say 'TRUE' or 'FALSE'
The distance traveled by a circular wheel of diameter d cm in one revolution is 2πd cm

• TRUE
• FALSE

Area of circle is 154cm², and Area of minor sector is 7.7cm², then calculate area of major sector of circle.

• A) 145 cm²

• B) 146.3 cm²

• C) 77 cm²

• D) 147 cm²

Tags

CCSS.HSG.C.B.5

The radii of two concentric circle are 7cm and 14cm. What is the ratio of their areas?

• A) 1:4

• B) 1:2

• C) 4:1

• D) 2:3

You pick a marble from this bag.
What is the probability you will choose either a black or white marble?

• 3/5
• 9/100
• 1/10
• 2/5

Tags

CCSS.7.SP.C.5

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Tags

CCSS.7.SP.C.5

Andrew picks one marble at a time from a box and replaces it. He repeats this process 25 times and records the results in the table. Based on the table, which color marble has an experimental probability of 1/5?

• Yellow
• Red
• Blue
• Green

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7