Answer:
1)a
2)d
3)b
4)c
Step-by-step explanation:
Answer =-0.7x +0
Find the gradient by y2-y1/x2-x1
-14 -7/ 20- -10
-21/30
-0.7
And plug in the coordinates to find the y intercept
7= -0.7 (-10) + c
C=0
Step-by-step explanation:
if you want I will prove
Since there is no diagram this is how I did it. cross multiply and divide.
9514 1404 393
Answer:
530.93 square units
Step-by-step explanation:
The area of a circle in terms of diameter can be found by ...
A = (π/4)d²
A = 3.14159/4×26² ≈ 530.929
Rounded to hundredths, the area of the circle is 530.93 square units.