W/c 18th January - GCSE LESSON - Angles

w/c 18th Jan GCSE Angles Lesson

SESSION OBJECTIVES

• Identify the mathematical names for different types of angles

• Calculate the size of angles accurately

• Apply knowledge in an exam context

Multiple Choice

an obtuse angles is defined as what size?

• 90 degrees

• less than 90 degrees

• more than 90 degrees

• greater than 180 degrees

Multiple Choice

What is the size of angle y?

• 130 degrees

• 115 degrees

• 230 degrees

• 65 degrees

Multiple Choice

What is the relationship between angles 1 & 2?

• opposite angles

• corresponding angles

• alternate angles

Answers

• 1/. 145

• 2/. 145

• 3/. 55

Fill in the Blanks

What is the size of angle x?

(only enter the number)

Can you calculate the size of x?

Fill in the Blanks

The size of angle x?

(Just add number)

Can you work out the angle x

Fill in the Blanks

What is the size of x?

(just add number)

Fill in the Blanks

What is the size of x?

(just add number)

Fill in the Blanks

What is the size of x?

(just add number)