Answer: a=7 and b=8 so you put them in the places they belong
explanation: see picture
Answer:
x= -2 y= 3
Step-by-step explanation:
Those are cordinents for graphing. The vertex of the graph or a specific point in the graph.
Answer:
490.87 inches²
Step-by-step explanation:
Hi there!
What we're trying to find: the area of the circular-shaped pizza
What we know: the diameter of the pizza (25 inches)
Area of a circle =
where r is the radius of a circle
To find the radius, divide the diameter by 2:
25 inches ÷ 2 = 12.5 inches
Plug 12.5 inches into the area equation

The area of the circle (pizza) is approximately 490.87 inches².
Therefore, Daniel ate 490.87 inches² worth of pizza.
I hope this helps!
Answer:
40
Step-by-step explanation:
180-100=80
60+80=140
180-140=40
Answer:
3.25 x 10^-5
Step-by-step explanation:
( 5 x 10^-2 ) x ( 6.5 x 10^-4 )
1/20 x 13/20000
13/400000
3.25 x 10^-5