Answer:
File will help, im sure
Step-by-step explanation:
<em><u>Plz mark as brainliest if correct! Have a nice day!!! </u></em>
<em><u>-Lil G</u></em>
Answer: (b+5)(b-5)
Step-by-step explanation:
both b^2 and 25 are square numbers, so square root both of them to give b and 5, then put into brackets with a + and -
Answer:
I dont understand the context of the question but something eqqual to that would be -6/8
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
noting that
= i
Given

= 
=
×
× 
= 4i
→ C
Answer:
Step-by-step explanation:
construct a semicircle with center at C and cutting line AB at D and E.
With D and E as centres draw two arcs with same radius cutting at P and Q.
Join P and Q. It is the required perpendicular.