Answer:
Tangent
Step-by-step explanation:
Given

See attachment for complete question
Required
Function to calculate BC
If AB is known, BC is calculated as:

Substitute d for AB and 50 for C

Make BC the subject

Hence, BC can be found using tangent
Answer:
91m + 13n + 52
Step-by-step explanation:
13(n + 4 + 7m)
= (13) (n+4+7m)
= (13) (n) + (13) (4) + (13) (7m)
= 13n + 52 + 91m
= 91m + 13n + 52
hope this helps and is right :)
p.s. i really need brainliest
Answer:
a-2
Step-by-step explanation:
Is it "3a" or 39. Please clarify.
Please give brainliest