Answer:
This is a right triangle
Step-by-step explanation:
We will use the Pythagorean theorem
a^2 + b^2 = c^2
If this is true it is a right triangle
5^2 + 12^2 = 13^2
25+144 = 169
169 =169
This is true so this is a right triangle
Answer:
c. 500
Step-by-step explanation:
125+125=250
250+125=375
375+125=500
You are right the answers are B and D because in both we have 100$ at the first :))
i hope this is helpful
have a nice day
Answer:
4
Step-by-step explanation:
3^2=9
-2 times 3 = -6
9-6+1=4
Lacey, because you have to do the opposite when you want to get rid of a number. She subtracted 20 because it was originally positive 20. Chris messed up and did not do the opposite, subtraction, and instead he added 20
