191k views
1 vote
K

69
L
H
F
(4y + 18)
3. Part A Find the value of y. (1 point)
Oy = 1.8
Oy=7.2
Oy=9
Oy= 16.2
Part B Find mKHL in the previous item. (1 point)
O 10.8°
O 97.2°
O 43.2°
54°

K 69 L H F (4y + 18) 3. Part A Find the value of y. (1 point) Oy = 1.8 Oy=7.2 Oy=9 Oy-example-1
User Hons
by
5.1k points

1 Answer

1 vote

Part A

The triangles are congruent by HL. Using CPCTC,


6y=4y+18 \\ \\ 2y=18 \\ \\ y=9

Part B


m\angle KHL=6(9)=54^(\circ)

User Bastiaan Quast
by
5.5k points