Answer:
10
Step-by-step explanation:
19 divided by 19 is equal to 1 so you cross out 19 and are left with "b".
190 divided by 19 is equal to 10.
b=10
We have been given that r is parallel to s. Now, if we look at angle 5 and angle 1, we can see that they are corresponding angles on parallel lines. Corresponding angles are ALWAYS equal, so therefore, your answer is 128 degrees; option A! :)
Hope this helped!
Answer:
80
Step-by-step explanation:
to find the are of a trinagle you need to use bxh b stands or base and h stands for height the height is the little lines inside the triangle while the base is teh bottom of it
They didn’t distribute the -1 (which is the “-”) correctly into the numbers in the parentheses. After distributing correctly, step 1 should be
8a+3+5a-2a
Hope this helps :)