Today’s Problem: Seychelles Flag

Seychelles Flag

Seychelles Flag

Find the area of each section of the Seychelles flag.

The flag is x inches tall by 2x inches wide. The top edge is divided into 3 equal lengths. The right edge is divided into 3 equal lengths.

Today’s Problem: Cylinder Volume

Take a piece of letter-sized paper and tape the short ends to make a tube. Label this tube A.

Take another piece of letter-sized paper and tape the long ends to make another tube. Label this tube B.

Place each tube on a flat surface, so that they stand up on end.

Using the formula for the volume of a cylinder, find out which tube will hold more stuff (like popcorn or candy)?

Hints:
Letter-sized paper is 8.5 inches wide by 11 inches tall.
To find the radius of each tube, use the circumference formula, C = 2πr

Today’s Problem: Circle Time

Mr. Sutton’s class sits in a circle, each student spaced equally apart from each other.

If the 4th student sits directly opposite the 13th student, how many students are in Mr. Sutton’s class?

Extension:

If the entire 4th grade at the school sits in a larger circle, how many students are there if the 11th student sits directly opposite the 49th student?

If the entire school sits in a larger circle, how many students are there if the 34th student sits opposite the 76th student?

Did you know? Today is Pi Day

Today is the 14th day of the 3rd month or in shorthand 3/14.

Today is officially Pi Day in recognition of the first 3 digits of the value of π

π is defined by the ratio of the circumference of any circle to its diameter.

Watch this interesting video about π

Today’s Problem: In the Shade

Given segment x is 3 times the length of segment y and segment j is 2 times the length of segment k.

What fraction of the given rectangle is shaded?

rectangle

Today’s Problem: Birthday Pie

Sharon received $40 from her grandparents for her birthday. She decides to spend her money at the zoo and save what is left over. Admission to the zoo is $10 and she buys some ice cream for $4 and a t-shirt for $8. Make a pie chart with 4 categories: Admission, Ice Cream, T-shirt, and Savings. What are the angle measurements of each piece?pie