If its less than 90, its a right triangle. Hope this helps!
Answer:
is it maryann or natalie lol
Step-by-step explanation:
Answer:
8/15
Step-by-step explanation:
X = 7
y = 10
x + y = 700
7x + 10y = 6400
10x + 10y = 7000
(-) 7x + 10y = 6400
______________
3x = 600
x = 200
200 + y = 700
y = 500
