Answer:
28.46
Step-by-step explanation:
Use a^2+b^2=c^2 to find height
Then use the area formula bh/2 to find area :))
Answer: 44.1
Step-by-step explanation:
b)3+9i
c)7+16i
d)-1+2i
Answer:
i strongly believe the answer is (c)
Step-by-step explanation:
5x-3y=21
(Explanation would be helpful too.)