Idiot\'s Guides Basic Math and Pre-Algebra

290 Part 5: Practice

Graph each equation.

56. y 6 3 x
    5
    


57. xy^8
    58. 37 xy
    59. y^5
    60. x 5 - 4

Part III: Geometry ...................................................................................................................

Use the diagram to identify each of the following.

R

C

E

I

T

P

A

61. A ray


62. A line segment


63. An acute angle


64. An obtuse angle


65. A pair of vertical angles

Use the diagram to answer questions 66–70. AI BK and GL AI.

66. Name the angle that corresponds to ’HDE.


67. ’CDH and ’BEF are a pair of _____ angles.


68. If m’ADC = 20r, find m’DEJ.


69. Find the measure of ’HJK.


70. If m’DEJ = 150r, find the measure of ’HDE.

D

C

E

L

K

G

J

B

A H I

F