First 1/2 Geometry Review

Equations

100

Simplify: 

3x+5x

8x

200

Solve for x:

x+5=12

x=7

300

Solve for x:

3x=15

x=5

400

Simplify:

2x+3+4x-1

6x+2

500

Solve for x:

2x+3=9

x=3

Points and Lines

100

Name three undefined terms in geometry.

Point, Line, Plane

200

How many points do you need to define a line?

2

300

If a segment has endpoints below, what is the length?

A(0,0) and B(4,0)

4

400

What is the midpoint of the following points?

A(1,2) and B(3,8)

(2,5)

500

What is the length between the following points?

(0,0) and (3,4)

5

Radicals

100

What is 

sqrt4

2

200

Add:

sqrt9+sqrt16

7

300

Simplify:

sqrt12

2sqrt3

400

Multiply:

sqrt2*sqrt8

4

500

Simplify:

3sqrt5+2sqrt5

5sqrt5

Shapes and Areas

100

What is the area of a rectangle with length 5 and width 3?

15

200

Find the area of a triangle whose base is 6 and height is 4.

12

300

What is the total area of two squares, one with side 3 and another with side 4?

25

400

What is the area of half a circle if the radius is 6.

18pi , 56.52 , (36pi)/2

500

Your counter is the shape of a rectangle with dimensions of 5 by 10. You want to place a sink in that is 3 by 4. How much counter area is left after you put your sink in?

38

Circles

100

What is the center of the circle whose equation is:

(x-2)^2+(y-3)^2=25

(2,3)

200

What is the radius of a circle whose equation is:

(x-1)^2+(y+2)^2=196

13

300

What is the equation of a circle with the following center and radius:

C=(0,0)

R=4

x^2+y^2=16

400

What is the equation of a circle with:

C=(3,-2)

R=5

(x-3)^2+(y+2)^2=25

500

What is the missing coordinate from a point on the circle below:

x^2+y^2=81

(0,__)

9 or -9