Acute, Right, Obtuse, Straight,
Complementary & Supplementary
With your kind teacher Mrs. Brenda ❤️
Angles are all around us! Today we will learn six important types of angles. We’ll see what they look like, how to name them, and how some angles work together as special pairs. Are you ready to become an Angle Expert? Let’s go! 📐✨
Less than 90°
Small and sharp like a slice of pizza!
Exactly 90°
Looks like the corner of a book or square
More than 90° but less than 180°
Wide and open
Exactly 180°
Looks like a straight line
Two angles that add up to 90°
30° + 60° = 90°
They are like perfect puzzle pieces that make a right angle together!
Two angles that add up to 180°
110° + 70° = 180°
They make a straight line when put together!
Question 1
An angle measures 65°. What type is it?
Question 2
What is the missing angle if two angles are complementary and one is 25°?
Question 3
Two angles add up to 180°. One is 135°. What type is the other angle?
Question 4
True or False: A straight angle is the same as two right angles.
Fantastic job today! You know all the important angle types and how they work together.
Keep your eyes open — angles are hiding everywhere in our beautiful world!
Love and super proud high-fives,
Mrs. Brenda ❤️