Estimate and compare angles using angle names including acute, obtuse, straight angle, reflex and revolution, and recognise their relationship to a right angle

Content descriptor

Estimate and compare angles using angle names including acute, obtuse, straight angle, reflex and revolution, and recognise their relationship to a right angle.

Code

AC9M4M04

Year level

Year 4

Subject

Mathematics

Strand

Measurement

Resources you can generate for AC9M4M04

Every resource is built from the same learning intention, so the vocabulary and examples stay consistent across the whole lesson. All outputs are fully editable.

A sample to start from

Generated from the descriptor as a starting point — edit to suit your class.

Learning intention

We are learning to estimate and compare angles using angle names including acute, obtuse, straight angle, reflex and revolution, and recognise their relationship to a right angle.

Cloze sentence

Estimate and compare angles using angle names including acute, obtuse, straight angle, reflex and revolution, and recognise their   to a right angle.

Related Year 4 Mathematics descriptors

• AC9M4A01Find unknown values in numerical equations involving addition and subtraction, using the properties of numbers and operations
• AC9M4A02Recall and demonstrate proficiency with multiplication facts up to 10 x 10 and related division facts; extend and apply facts to develop efficient mental strategies for computation with larger numbers without a calculator
• AC9M4M01Interpret unmarked and partial units when measuring and comparing attributes of length, mass, capacity, duration and temperature, using scaled and digital instruments and appropriate units
• AC9M4M02Recognise ways of measuring and approximating the perimeter and area of shapes and enclosed spaces, using appropriate formal and informal units
• AC9M4M03Solve problems involving the duration of time including situations involving “am” and “pm” and conversions between units of time
• AC9M4N01Recognise and extend the application of place value to tenths and hundredths and use the conventions of decimal notation to name and represent decimals
• AC9M4N02Explain and use the properties of odd and even numbers
• AC9M4N03Find equivalent representations of fractions using related denominators and make connections between fractions and decimal notation

View all Year 4 Mathematics descriptors →

Mathematics at other year levels

Frequently asked questions