HW Quiz - Pyth Thrm and Special Rights

A man travels 7 mi. due north, 6 mi. due east, and then 4 mi. due north.  How far is he from his starting point?

• 12
• √157
• √160
• 13

Find the length of a diagonal of a rectangle   whose perimeter is 20 in. and width is 4 in.

• 13
• 12
• 2√12
• 2√13

Given the following 45º - 45º - 90º triangles, find the length of each missing side.

• x= 3 , y=3 
• x =√2 , y= √2
• x=√3 ,y= √3
• x=6 y=6

Given the following 45º - 45º - 90º triangles, find the length of each missing side.

• x = 6√2  y = 6 
• x =6 , y= 6√2
• x = 6√3 , y= 6
• x = 6 , y = 6√3

Given the following 45º - 45º - 90º triangles, find the length of each missing side.

• x = 3 , y = 5
• x = 5 , y = 10
• x=5√2 , y = 10
• x=10, y = 5√2

Given the following 30º - 60º - 90º  triangles, find the length of each missing side.

• x = 3√3  , y = 6
• x = 9 , y = 6
• x = 6 , y = 3√3 
• x = 3 , y = 3

Given the following 30º - 60º - 90º  triangles, find the length of each missing side.

• x =10 , y = 5
• x = 10√2 , y = 5√2
• x = 5√2 , y = 10√2
• x = 15, y =10

Given the following 30º - 60º - 90º  triangles, find the length of each missing side.

• x = 12√3 , y = 12
• x = 12 . y = 12√3
• x = 6 , y = 12
• x = 12√2 , y = 12

What do we call an isosceles right triangle?

• Joe
• 45-45-90
• 30-60-90
• Susan

Do people use right triangles to solve problems in the real world?

• Yes, in maps, architecture, astronomy and lots more.
• Nope This is wrong.
• I don't think so. Don't choose this.
• Who cares. Of course you're not picking this one.