Answer:
c
Step-by-step explanation:
Answer:
The length of EF = x = 18 cm
Option A is correct.
Step-by-step explanation:
Ware given perimeter of triangle = 97 cm
We need to find length of EF = x = ?
The length of EG = x+7
The length of EF = x
The length of GF = 3x
The formula used is: 
Putting values and finding x i.e length of EF

So, value of x=18 cm
The length of EF = x = 18 cm
Option A is correct.
Answer:
480 minutes would be the answer
Step-by-step explanation:
Answer:
$0.25+$0.05+$0.03=$0.33
$0.33•6=$1.98
$1.98+$4.87=$6.85
Step-by-step explanation:
Answer:
126 degree
Step-by-step explanation:
use alternate angles and linear pair