7-1 Angle of elevation and gradient

• Wiskunde
• Middelbare school
• havo
• Leerjaar 3

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

Lesson goals

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

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                            )

​distance​​height​​

Answer question 2

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

Extra excercise: none

Challenge: none

3 up to 5

(p. 11)