4 Three isosceles triangles are shown. 126°
1050
1170
63°
720
540
175°
300
Which conjecture is not supported by the figures?
F The measure of an exterior angle of a triangle is equal to the sum of the measures

of the two remote interior angles.
G The base angles of an isosceles triangle are congruent.
H Each of the exterior angles of an isosceles triangle is supplementary to the base
angles of the triangle.
J The sum of the interior angles of a triangle is 180°.

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.