GEOMETRIC CONSTRUCTION/ASSIGNMENT:P/7

LESSON 1

1.Draw a line segment measuring

i]7 cm

ii]10 cm

ii]15cm

LESSON 2

1.Draw a perpendicular line from point X to meet line CD

LESSON 3

1.Find angle y?

LESSON 4

1.Construct the following angles

i]15º

ii]30º

iii]75º

LESSON 5

1.  Construct the following angles

i]230

ii]220

iii]260

iv]270

LESSON 6

1 . Construct an equilateral triangle ABC of side 8cm

2 . Construct an isosceles  triangle LMN in which LM =9cm LM=MN=10cm

LESSON 7

1.Construct a triangle STU where angle S=30º angle T=45ºand ST =6cm Measure the length of TU and angle U

LESSON 8

1.What is the compliment of 45º?

2.What is the complement of [x+60º]?

LESSON 9

1.             What angle is 5 times its supplement.

LESSON 10

LESSON 11

LESSON 12

LESSON 13

LESSON 14

1. The interior angle of a regular polygon is 90⁰ more than the exterior angle.

(a)           Calculate the exterior angle

(b)           How many sides has the polygon?

LESSON 15

1. If 10 triangles can be formed in a regular polygon, find the number of sides of the polygon.

LESSON 16

1.How many triangles can be formed in a polygon with 7 sides

LESSON 17

1.Each exterior angle of a polygon is 30.  Calculate the sum of the interior angles of a polygon

2. The sum of interior angles of a regular polygon is 1440.

• • How many sides has the polygon?
  • What is the size of each exterior angle of the polygon?

LESSON 18