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Worksheet: Identifying Isosceles Triangles to Find a Missing Angle or Side Length
Q2:
In the figure below, given that , , and , determine .
- A
- B
- C
- D
- E
Q3:
In the figure below, given that , , and , find .
- A
- B
- C
- D
Q4:
Find and .
- A ,
- B ,
- C ,
- D ,
Q5:
Find .
- A
- B
- C
- D
Q6:
Find the values of and .
- A ,
- B ,
- C ,
- D ,
- E ,
Q7:
If has one line of symmetry, and , find .
- A
- B
- C
Q8:
In an isosceles triangle , , , is perpendicular to and intersecting the segment at , and . Find the length of and .
- A 60 cm,
- B 30 cm,
- C 60 cm,
- D 30 cm,
Q9:
In the figure, determine all possible values of .
- A or
- B or
- C or
- D or
- E or
Q10:
Which of the following is true?
- A
- B
- C
Q11:
Is an isosceles triangle?
- AYes
- BNo
Q12:
Find the values of and .
- A ,
- B ,
- C ,
- D ,
- E ,
Q13:
Find and .
- A ,
- B ,
- C ,
- D ,
Q14:
Find .
- A
- B
- C
- D
Q15:
Find all possible values of .
- A or
- B or
- C or
- D or
- E or
Q16:
In the displayed model of a house, what angle does the roof make with the horizontal, given that is isosceles?
Q17:
Find the value of .
Q18:
Which pair of segments have the same length?
- A ,
- B ,
- C ,
Q19:
Triangle is isosceles, with . Determine the sizes of and .
- A ,
- B ,
- C ,
- D ,
Q20:
Given that , find the value of .
- A
- B
- C
- D
Q21:
Given that , find the value of .
- A
- B
- C
- D
Q22:
Find the value of in the figure below.
Q23:
In the figure, given that and , find .
- A
- B
- C
- D
- E
Q24:
Given that and , find the sizes of the angles of .
- A , ,
- B , ,
- C , ,
Q25:
In the following figure, find the value of .