Lesson 10-5 Trigonometry and Area

What is the apothem in this figure?

• S
• a
• B
• D

What is the area of a regular octagon with 12cm sides?Round the answer to nearest tenth.

• 695.3 cm2
• 695.3
• 965.3 cm2
• none of these above

Find area to the nearest square inch of a regular pentagon.

• 130 cm2
• 30 inch2
• 130 inch2
• 30 inch3

The formula of Area of a Triangle Given SAS:
Area of ABC=1/2bc(tanA)
is that true of false?

• True 
• False

What is the area of the triangle? Round the answer to nearest square centimeter.

• 8769.6 cm2
• 4384 cm2
• 4384.8 cm2
• 4385 cm2

Bonus question!!!!
Who is the most handsome teacher in Kang Chiao?

• Tim Yang(楊天奇）
• Mr.Strobel
• Mr.Gamble
• Mr.De Angelis