9000035010

SubArea: 
Level: 
Project ID: 
9000035010
Accepted: 
1
Clonable: 
0
Easy: 
0
The height of a right trapezoid is 4cm. The length of the longer base is 7cm and the angle between this base and the leg of the trapezoid is 52. Find the perimeter of the trapezoid and round to the nearest centimeters. See the picture with a right trapezoid.
20cm
18cm
19cm
21cm