Answer:
80
Step-by-step explanation:
The three angles of a triangle add to 180 degrees. One angle is 10, the second is a right angle( which is 90 degrees). Let the third angle be x
10 +90 +x = 180
Combine like terms
100 +x =180
Subtract 100 from each side
100-100 +x= 180-100
x = 80
Answer:
100
Step-by-step explanation:

Answer:
7
Step-by-step explanation:
35 divided by 5 equals 7
Answer:
one third
Step-by-step explanation:
If b was 3 a will be 6 because 2*3=6
and for the second part b will be 3.5 because 2*3.5=7