Answer:
17
Step-by-step explanation:
(8×8) + (15×15) = 289
square root of 289 is 17
Answer:
Area of each sector=
Step-by-step explanation:
We are given that
Length of each wooden od that connects the center of the fan to its edge ,r=12 cm
Total number of sectors=18
We have to find the approximate area of each sector.
Area of semi-circle=
Using the formula
Area of fan=
Area of each sector=
Area of each sector=
Where 
Area of each sector=
Answer:
20
Step-by-Step Explanation: