DOL 45-45-90

What is the ratio for all 45-45-90 special right triangles?

• $1:\sqrt{2}:1$

• $1:1:\sqrt{2}$

• $1:1:\sqrt{3}$

• 1:1:2

Tags

CCSS.8.G.B.8

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

Tags

CCSS.HSG.SRT.C.8

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

• 8√2
• 4√2
• 4
• 8

Tags

CCSS.8.G.B.8

What is the value of x?

• 2
• 18
• 2√9
• 9√2

Tags

CCSS.8.G.B.7

Find a.

• 4

• 2

• 4√2

• 2√4

Tags

CCSS.8.G.B.7