Answer:
123°
Step-by-step explanation:
Supplementary angles add up to be 180 degrees.
This means angles A and B will add up to be 180 degrees.
We can find the measure of angle B by subtracting 57 from 180
180 - 57
= 123
So, the measure of angle B is 123 degrees
Answer:
distributive property
Step-by-step explanation:
2(a+5)
2 is being distributed
Answer:
Step-by-step explanation: 56776
I need to answer two questions in order to ask a question. sorry that i’m stupid and have no idea how to do this
Answer:
9600 sq in
Step-by-step explanation:
30 x 20 x 16 = 9600