Sin A= 90* C, angle of A and C are suplementary
If the two angles are supplementary, they must equal 180 degrees
Answer:
a: always, always
b. always, always
c. never, would not, never
Step-by-step explanation:
I hope this is right (i tried)
Answer: 640
Step-by-step explanation:
if 256 is 40%, then 64 is 10%, making 640 100%
Answer:
<h3>The answer is 10.42 %</h3>
Step-by-step explanation:
The percentage error of a certain measurement can be found by using the formula

From the question
actual mass = 240 g
error = 265 - 240 = 25
So we have

We have the final answer as
<h3>10.42 %</h3>
Hope this helps you