Current location - Training Enrollment Network - Mathematics courses - Primary school textbooks completely solve the sixth grade math test match point problem 2 17. How to do it? Find the area?
Primary school textbooks completely solve the sixth grade math test match point problem 2 17. How to do it? Find the area?
The big triangle is an isosceles right triangle: the area is 8×8÷2=32 square centimeters.

The small triangle is an isosceles right triangle: the area is 4×4÷2=8 square centimeters.

Large triangle-small triangle = shadow area: 32-8 = 24cm2.