Angles, Lines,
Area, and Perimeter

Grade 4🧊 Geometry

Let’s explore shapes, angles, lines, area,
and perimeter in a fun way!

0%
1

Name the angle

Identify each angle as acute, right, obtuse,
or straight angle.

A
B
C
D
2

Types of lines

Which pair is perpendicular?

3

Find the area

Find the area of the rectangle on the grid. Each small square is 1 square unit.

4 squares3squares
4

Find the perimeter

A rectangle has a length of 6 cm and a width of 4 cm. What is its perimeter?

6 cm4 cm
Quick Challenge

Question 1 of 11
Which shape has the greatest perimeter?