Answer:
`18. x=9
19. x=4
20. x=25,5
21. x=3
22. x=3,5
23. x=10
Step-by-step explanation:
We can use addition and subtraction <span>to put together and separate measures of an angle and its parts by looking for the complementary or the supplementary angles.
For example, What is the other angle in a complementary angle in which one of the angles is 45 degrees. This is how should be answered. Ccomplementary angles are two angles that forms a total of 90 degrees.
90 = A + B
90 = 45 + B
B = 90 - 45
B = 45
</span>
for 2 and so on
Step-by-step explanation:
for number 2= measure the angle with the protractor and thats the answer
for number 3= A
for number 4= add 41 and 82 then do 180- that number
Answer:
c
Step-by-step explanation:
Answer:
154
Step-by-step explanation:
