Answer:B
Step-by-step explanation:
Answer:
-27
Step-by-step explanation:
-5-9=-14
-14-13=-27
Answer:
m∠ABD = 20°
Step-by-step explanation:
The bisector makes angles ABD and BDC congruent, so ...
7x -1 = 4x +8
3x = 9 . . . . . . add 1-4x to both sides
x = 3
m∠ABD = (7x-1)° = (7·3 -1)°
m∠ABD = 20°
8.16 in
20% of 10.2 is 2.04
10.0-2.04 is 8.16 in