X=3
Y=1
3+1=4
3^2+1^2=9
Hope this helps :)
Answer:
Perpendicular(p)=21
base(b)=20
hypotenuse(h)=29
Step-by-step explanation:
Now by using the formula:
cos A=b/h
i.e 20 by 29
Answer:
2 3/4+(2 3/4 / 2)=t
Step-by-step explanation:
IM sure this is right
Answer:
p= 1/10
Step-by-step explanation:
i looked it up
Answer:
she started with 50 marbles
Step-by-step explanation:
The total is 100 than you just subtract 20 and 30 becasue that is what is added later on. After you subtract 20 and 30 from 100 you will get 50. Therefore Sara had started out with 50 marbles.
Hope that helps :)