Answer:
radius = 5
Step-by-step explanation:
The equation of a circle in standard form is
(x - h)² + (y - k)² = r²
where (h, k) are the coordinates of the centre and r is the radius
Here r² = 25 ( take the square root of both sides )
r = = 5
Answer:
Step-by-step explanation:
5x4+20x3-105x2
5x2( x^2 +4x -21)
Answer:
I’m doing a really big test right now too go to Desmos Scientific Calculator and put the expression its should give it simplified
Step-by-step explanation:
Answer:
A.20
Step-by-step explanation:
If the area for the scale drawing is 20 and the scale factor is 1:2 (which means its doubled) then the actual area would be 20. This would keep the 1:2 ration accurate. 1:2 = 10:20