7-1 Angle of elevation and gradient

7-1 Angle of elevation

and gradient

What you need:

- Textbook, writingbook, iPad

- Pen, pencil, geotriangle

- Calculator

Schoolbags in the cuboard

Phones in the phonebag

Bluetooth

- ON

- VPN off

1 / 15

Slide 1: Slide

WiskundeMiddelbare schoolhavoLeerjaar 3

This lesson contains 15 slides, with interactive quiz and text slides.

Lesson duration is: 50 min

Items in this lesson

7-1 Angle of elevation

and gradient

What you need:

- Textbook, writingbook, iPad

- Pen, pencil, geotriangle

- Calculator

Schoolbags in the cuboard

Phones in the phonebag

Bluetooth

- ON

- VPN off

Slide 1 - Slide

Lesson goals

Calculate the gradient of a slope
Measure the angel of elevation of a slope

Slide 2 - Slide

timer

7:00

Slide 3 - Slide

Slide 4 - Slide

Angle of elevation or gradent

Two ways of expressing the steepness:

- Angle of elevation (Give the size of angle A)

- The gradient(this is the ratio )

\frac{​ h e i g h t ​ ​}{​ d i s t a n c e ​}

Slide 5 - Slide

timer

3:00

Slide 6 - Slide

Answer question 2

Slide 7 - Open question

Slide 8 - Slide

Try on your own

1, 2, 5 and 7

TRY ON YOUR OWN...

RULES:

In your writingbook
Use: Textbook
Discussion when you are stuck is allowed

timer

20:00

Extra excercise: none

Challenge: none

3 up to 5

(p. 11)

Slide 9 - Slide

Slide 10 - Slide

Slide 11 - Slide

Slide 12 - Slide

Slide 13 - Slide

Slide 14 - Slide

Slide 15 - Slide

7-1 Angle of elevation and gradient

Items in this lesson

Slide 1 - Slide

Slide 2 - Slide

Slide 3 - Slide

Slide 4 - Slide

Slide 5 - Slide

Slide 6 - Slide

Slide 7 - Open question

Slide 8 - Slide

Slide 9 - Slide

Slide 10 - Slide

Slide 11 - Slide

Slide 12 - Slide

Slide 13 - Slide

Slide 14 - Slide

Slide 15 - Slide

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