OpenStudy (cynna):

!! will medal !! Triangle XYZ is isosceles. The measure of the vertex angle, Y, is twice the measure of a base angle. What is true about triangle XYZ? Check all that apply. Angle Y is a right angle. The measure of angle Z is 45°. The measure of angle X is 36°. The measure of the vertex angle is 72°. The perpendicular bisector of XZ creates two smaller isosceles triangles.

1 year ago
OpenStudy (evoker):

Isosceles means that two of the sides are the same length and also two of the angles are the same length.

1 year ago
OpenStudy (evoker):

Also the sum of the internal angles must be 180, do you know which two sides are the same length?

1 year ago
OpenStudy (cynna):

A B and E are right

1 year ago
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