Look at the square below:
What is the sum of the angles in the square?
Look at the square below:
What is the sum of the angles in the square?
Look at the square below:
What is the size of angle A?
Look at the square below:
What is the size of angle \( D_1 \)?
Look at the square below:
What is the sum of the angles
\( D_1+B \)?
Look at the square below:
What is the sum of the angles \( D_1+B+A_1 \)?
Look at the square below:
What is the sum of the angles in the square?
According to the properties of the square, all angles are right angles.
Since there are 4 angles that are all equal to 90 degrees:
Look at the square below:
What is the size of angle A?
90°
Look at the square below:
What is the size of angle ?
Look at the square below:
What is the sum of the angles
?
Look at the square below:
What is the sum of the angles ?
Look at the square below:
What is the sum of the angles of the four triangles?
Look at the square below:
What is the sum of the angles of the four triangles?