Name the two types of right-angled triangle; and state two differences

two types of right-angled triangles are;

Step-by-step explanation:

The differences are that a Scalene right-triangle has all the sides different length.A Isosceles right-triangle has two sides of the same length.

                                                                                Hope this helps

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.