Answer:
a) 46° b) 66° c) 4 cm
Step-by-step explanation:
a) because it is isosceles triangle, therefore, 2 opposite angles, and angle sum of triangle is 180 so 180-67-67=46
b) because again, isosceles triangle so two opposite sides,
x+x+48=180
2x=132
x=66
c)because it is equilateral, so therefore all angles are 60 degrees and all sides equal.
A and B
D.dilation changes the size is your answer. Hope this helps!
b) 1.383
d) 2733
f) 41.429
h) 6317
j) 87.889
