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What are your thoughts now about this exercise?

I still don't really understand it

I understand the explanation, but I'm not sure I can do this kind of exercise on my own

I understand and I think I can do this kind of exercise on my own

How would you describe a parallellogram?

In parallellogram

PQRS,

Calculate

PQRS,

Calculate

∠P1=100°.

∠R4.

A

∠R2=80°

B

∠R2=100°

C

∠R2=260°

D

∠R2=280°

Find out which other angle

is also 76 degrees like

Use alternate angles (Z-shape).

is also 76 degrees like

Use alternate angles (Z-shape).

∠A1.

A

∠D1

B

∠D4

C

∠C1

D

∠C2

Find out which other angle

is also 63 degrees like

Use alternate angles (Z-shape).

is also 63 degrees like

Use alternate angles (Z-shape).

∠B1.

A

∠D1

B

∠D4

C

∠C1

D

∠C2

Find out which angle is the

same size as

Use corresponding angles

(F-shape).

same size as

Use corresponding angles

(F-shape).

∠A4.

A

∠D1

B

∠D4

C

∠C1

D

∠C2

Find out which angle is the

same size as

Use corresponding angles

(F-shape).

same size as

Use corresponding angles

(F-shape).

∠B2.

A

∠D1

B

∠D4

C

∠C1

D

∠C2

What did you think of this lesson?

There was too much explaining and not enough practice

The mix between explaining and practice was fine

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