Chapter 9 Geometry

what are the two most common pyth. triples?

• 12,3,5 and 34,7,5

• 3,4,5 and 5,11,12

• 5,4,3 and 13,12,5

• 8,8,8 and 3,4,5

if the equation for a circle is (x+2)²+(y-5)²=10.

what is the radius

• 5

• 10

• -5

• square root of 10

if the equation for a circle is (x+2)²+(y-5)²=10.

what is the center?

• (2,-5)

• (-2,-5)

• (-2,5)

• (2,5)

can the radius be drawn anywhere?

• Yes

• No

• maybe

is a triangle with side lengths 5, 4, 3 a right, acute, or obtuse triangle?

• acute

• right

• obtuse

is a triangle with side lengths 6,9,10 a right, acute, or obtuse triangle?

• right

• obtuse

• acute

is a triangle with side lengths 10, 12 20 a right, acute, or obtuse triangle?

• acute

• obtuse

• right

you have a 30,60,90 triangle and the hypotenuse is 10, what is the length of the long leg?

• 5*root 3

• 5

• root 3

• 10*root 3

what is the distance between the points (3,-10) and (6,9)

• 3/19

• 19/3

• 9/-1

• -1/9

what is the pyth. therum equation?

• a²+b²=c³

• a²+b²=a*b

• a³+b³=c

• a²+b²=c²