Internal angles sum: 180(sides-2) = 180
5x = 180 - (48 + 90 + 17)
x = 25/5
x = 5
answer: 5
proof:
(90 + 48) + (5(5)+17) = 180
Answer:
165
Step-by-step explanation:
33x5=165
12 girls
multiply 8 by 3/2 to get 12.
The length of the third side is both more than six and less than 14