Length: 0:28Parallel and PerpendicularHow many pairs of parallel sides does a rectangle have?Grade 4Learning video 59 · Geometry
The Right Angle
Watch and solve along: the video pauses when the question comes. Type your answer, then watch the solution.
Read the story
A right angle looks like the corner of a sheet of paper.
We check it with a set square.
A rectangle has 4 right angles, one in each corner.
How many right angles does this triangle have?
Answer and working
Correct! Just one, at the bottom left. The other corners are pointy.
Geometry
Length: 0:28Parallel and PerpendicularHow many pairs of parallel sides does a rectangle have?Grade 4
Length: 0:28Radius and DiameterThe radius is 4 cm. How long is the diameter?Grade 4
Length: 0:31ScaleThe garden is 8 cm long on the plan. How many meters is that?Grade 4Your child's answers stay on this device. They are neither saved nor sent anywhere, and no sign-up is needed.