Answer:b is the right choice hopefully dont be mad if it is wrong
Step-by-step explanation:
D and E
the triangle is right as it has a right angle as one of the 3 angles
the triangle is isosceles as it has 2 equal sides , indicated by the score on the equal sides and 2 equal base angles of 45°
x=4 y=5
if we put two pharases together
the answer is as follows pic :
