Q1) isosceles triangle

b)75°

c)Two angles are similar.

d)in an isosceles triangle two angles are similar and all angles make 180°.

Q2) a) both bottom b) bottom right and top one c)bottom left and top d)top two

e)bottom one and top right. f)bottom right and top.

Q3) a=68° b=44° c=62° d=59° e=36° f=90°

Q4)Dexter is incorrect because he could take away 28 from 180 and divide the sender by two to get the sender for both angles.

Q5)m=68 n=58 r=45 s=60