Answer:
120 degrees
Step-by-step explanation:
interior angle of regular polygon = [ ( n − 2 ) × 180 ] / n
n = number of sides
hence, in b), n = 6
interior angle of regular polygon = [ ( 6 − 2 ) × 180 ] / 6 = 120
Answer:
2(8y+9m)
Step-by-step explanation:
Answer:
12√60 - 3√-5 + 8√-24 -2
Step-by-step explanation:
Use the distributive property
Multiply each by the other term outside their parantheses
for example multiply 3√-5 by 4√-12 and 3√-5 by -1.
Answer:

Step-by-step explanation:
using the rule of exponents
•
=
, then
=
= 
Answer:
c=d-ab
Step-by-step explanation:
=a(b-c)=d
ab-ac=d
-ac=d-ab
=-ac÷-a=d-ab÷-a
c=d-ab÷-a