Respuesta :

Answer:

1. up to 90

2. adjacent

3. (Im not sure)

4. 90

Step-by-step explanation:

cosmokee6
for question 1, Angle ABC combines to form angle ABD

for question 2, it’s literally addition. 40 + 25 = 65

for question 3, it’s just subtraction. 70 - 45 = 25.

hope this helps!