CCSS.Math.Content.HSG.SRT.D.10

Find the perimeter of this triangle.

• 150 ft
• 100 ft
• 20 ft
• 35 ft

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CCSS.Math.Content.HSG.SRT.D.10

find X

• 52
• 33
• 41
• 49

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CCSS.Math.Content.HSG.SRT.D.10

What is the value of DC? (to the nearest hundredth) 

• 9.43
• 4.43
• √89
• 9

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CCSS.Math.Content.HSG.SRT.D.10

Solve for x.

• 50.7
• 50.1
• 60.7
• 61.0

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CCSS.Math.Content.HSG.SRT.D.10

Find the value of x.

• 18
• 18√3
• 36√3
• 12

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CCSS.Math.Content.HSG.SRT.D.10

What is the area of the triangle?

• 60 square units

• 90 square units

• 45 square units

• 30 square units

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CCSS.Math.Content.HSG.SRT.D.10

Which formula would you use?

• Law of Sines

• Law of Cosines

• Herons

• A=.5acsinB

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CCSS.Math.Content.HSG.SRT.D.10

Which of the following formulas shows the Law of Cosines?

• c² = a² + b² - 4ac + cosA
• c² = a² - b² - 2abcosC
• c² = a² + b² - 2abcosC
• (cos A)/a = (cos B)/b

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CCSS.Math.Content.HSG.SRT.D.10

Find the exact area of  $\Delta RST$  

•  $9\sqrt{3}+15$  

•  $9\sqrt{5}+15$  

• 45

• 90

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CCSS.Math.Content.HSG.SRT.D.10

Find the value of x.

• x = 27

• x = 53

• x = 49

• x = -16

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CCSS.Math.Content.HSG.SRT.D.10