Answer:
Step-by-step explanation:
By geometric mean theorem,
In a triangle ABC,


y² = 60
y = √60
y = 7.75
Similarly, 

x² = 40
x = √40
x = 6.32
Answer:
3
Step-by-step explanation:
3-2= 1
1*18=18
1+5=6
18/6=3
The number line would have an open circle that would be on 5 and the line would go right. the number line should count up.
Step-by-step explanation:
The initial image of the photo is 2 in by 4 in. The mat is 4 in by 6 in.
The new image is dilated by a scale of 2. So we double the dimensions. The new photo is 4 in by 8 in. The new mat is 8 in by 12 in.
Repeating decimal is the answer