Answer:
congruent and perpendicular
Answer:
5.6 units
Step-by-step explanation:

Given that the area of the circle is 31.36π,
31.36π= πr²
Divide both sides by π:
31.36= r²
r²= 31.36
Square root both sides:

r= 5.6 units
Answer:
h = 5
Step-by-step explanation:
diagonals in a parallelogram bisect each other so:
2h = h + 5
h = 5
Answer:
0.9
Step-by-step explanation:
The digit 9 is in the tenth place value.
Hence, the value of the digit 9 is
or just 0.9 from observation.