Radicals and Special Right Triangles

Find the area of the rectangle shown.

• 18√20

• 12√10 + 6√2

• 9√12

• 36√5

Simplify:

• √12

• (4√3)/3

• √3

• (2√3)/3

What type of special triangle is this?

• 45°-45°-90°

• 30°-60°-90°

• Isosceles

• Obtuse

Tags

CCSS.4.G.A.2

Find x.

• 4

• 2

• √3

• 2√2

Tags

CCSS.HSG.SRT.C.8

Find the missing side length. Leave your answer in simplified radical form.

Tags

CCSS.HSG.SRT.C.8

Find the missing side length. Leave your answer in simplified radical form.

Tags

CCSS.HSG.SRT.C.8

What is the length of x in this 45-45-90 triangle?

• 4√2

• 4

• 8

• 4√3

Tags

CCSS.8.G.B.8

What are a and b in this 30-60-90 triangle?

• b=3.5√3 a = 7√3

• b = 7 a = 7√2

• b = 7 a = 14

• b = 7√3 a = 14√3

Tags

CCSS.HSG.SRT.C.8

Find the value of y.

• 8

• 4

• 2√3

• 8√3

Tags

CCSS.HSG.SRT.C.8

Find the value of y.

• 9

• 18√2

• 9√2

• (9√2)/2

Tags

CCSS.HSG.SRT.C.8