Isosceles Triangles
Midsegments
Vocabulary
perpendicular bisectors
100
In /\ ABC, AB = BC and m/_ A = 50 find the m/_ B.
What is 50?
100
DE = 12 Find AC
What is 24
100
A line, ray or segment which intersects a segment at its midpoint and forms right angles.
What is perpendicular bisector?
100
Find the length of AB if AB = 5x and BC = 4x + 3
What is 15?
200
In triangle ABC, AB = BC and measure of angle A is 70 find the measure of the vertex angle.
What is 40?
200
FD = 20 Find BC.
What is 40?
200
A triangle which has two congruent sides
What is an isosceles triangle?
200
Find AB if AB =x+ 18 and BC= 3x +6
What is 24?
300
In triangle ABC, angle B measures 30 find the measure of angle A.
What is 75?
300
CE =15 Find FD,
What is 15?
300
A point where the three perpendicular bisectors of the sides of a triangle intersect
What is a circumcenter?
300
Find AB if AB = 9x + 1 and BC = 7x + 13
What is 55
400
In triangle ABC, angle A and angle C are congruent. AB is 2x + 5. BC is x + 12. Find the length of AB.
What is 19?
400
DE is x + 3. AC = 4x Find x.
What is 3?
400
A segment which joins the midpoints of two sides of a triangle
What is a midsement?
400
Find BG.
What is 9?
500
In triangle ABC, angle A and angle C are congruent. AB = 3x + 24 BC = 9x - 6 Find BC.
What is 39?
500
FE = 3x - 7 AD = 5x - 1. find AD.
What is 64 ?
500
Two lines which intersect to form right angles
What is perpendicular lines?
500
Find AG
What is 9?
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