Answer: A. m∠6 = 55°
C. m∠1 + m∠4 = 250°
D. m∠1 + m∠6 = m∠7 + m∠4
Step-by-step explanation:
Use PEMDAS, which stands for Parenthesis, Exponents, Multiply, Divide, Add, and Subtract.
First multiply, so 86 x 450 = 38700, and then divide 47 divided by 10, which is 4.7, and then add 4.7 plus 38700, which would give you 38704.7
ANSWER:

STEP-BY-STEP EXPLANATION:
We have the following expression:

In order to operate, we must first break the parentheses and then group similar terms, like this:
Answer:hello
Step-by-step explanation:
The answer is A,C,D
I checked and that is the correct answers.