Name the prime numbers in the 20s'

1

• Name the prime numbers in the 20s.
• 23,29
• Name the prime numbers in the 50s.
• 53, 59
• Name the prime numbers in the 90s.
• 97
• Name the prime numbers in the 70s.
• 71,73,79
• Name the prime numbers in the 80s.
• 83,89

2

• Name the prime numbers in the 40s
• 41,43,47
• Name the prime numbers in the 60s.
• 61,67
• Name the prime numbers in the 30s.
• 31,37

3
Simplify

• v48

Note to simplify a square root you need to write
a prime factorization. Circle all pairs. Pull out
one of every pair. What is left goes under the
radical sign.
2?2
2?2
?3
4v3
4
Simplify the following

• v375
• 5?5?3?5 5v15
• v80
• v2?2?2?2?5 4v5

5
-24 -10 -1 0 7 11 20 34
A B C D E F G H

• 31
• 10
• 23
• 14
• 23

• AE _____
• BD ____
• FH _____
• AB _____
• AC _____

6

• Given CD on a number line.
• Write a formula for finding its midpoint.
• Midpoint C D
• 2

CD
7

• Given EF in a 4 quadrant plane. Write a formula
  for finding its midpoint.
• Midpoint ((X X )/2 (y y )/2)

1
2
2
1
EF
8
Explain how to find a missing endpoint of a given
segment when given the segments midpoint and one
endpoint.

• Double the midpoint.
• Do the opposite of the given endpoint.

9
Write the standard equation of a circle.
(x-4)² (y 7)² 36
10
Write the standard equation of a circle.
(x 2)²( y 4)² 1
11
Write the standard equation of a circle.
(x-h)² (y k)² r² x² (y1)² 4
12
Are the following points Collinear, coplanar,
noncoplanar (space)

• U,V,W _____
• Q,T,V,W____
• V,W____
• X,T,Q,R_____

• Coplanar
• Coplanar
• Collinear
• noncoplanar

13
Draw the 4 ways to determine a plane.
14

• Name the ways in which planes are related.
• Parallel or intersecting (in a line)
• Name the ways in which lines are related.
• Parallel, intersecting, or skew
• 2 planes intersect in a _____________
• Line
• 3 planes intersect in a ____ or a_____.
• Point or a line