Answer:
47 cm²
Step-by-step explanation:
3(9 - 4) + 8 × 4 = 15 + 32 = 47
Answer:

Step-by-step explanation
The standard equation of a circle centered at origin is 
r = radius of the circle
The circle is passing through the point (0,5)
∴ radius 



∴ The equation of the circle is

Answer:
1.5x = 7.5 (a)
Step-by-step explanation:
If Billy has $7.50 remaining, then he can buy x no. of boxes.
Each box costs $1.50
So, 1.5x = 7.5
Ik but learn its simple but there is multiple answers
Answer:
K = 3
Step-by-step explanation:
<em>-11.K </em><em>=</em><em> </em><em>-</em><em>3</em><em>3</em>
<em>K </em><em>=</em><em> </em><em>-</em><em>3</em><em>3</em><em>/</em><em>-</em><em>1</em><em>1</em>
<em>K </em><em>=</em><em> </em><em>3</em><em> </em>
<em>.</em>
<em>.</em>
<em>.</em>
<em>Hope </em><em>it </em><em>helps</em>