Answer:
The dot product of (7,5) and (-5,4) is -15
Step-by-step explanation:
Given
(7,5) and (-5,4)
Required
Determine the dot product
Dot product is calculated using the following formula;
Let a = (7,5) and b = (-5,4);
The above formula becomes
Hence, the dot product of (7,5) and (-5,4) is -15
Step-by-step explanation:
I haven't used distance formula or Pythagoras theorem, not sure why that's given at the bottom of your question. check the image. that is how I solved it
Answer:
28
Step-by-step explanation:
2(7)(2) =28
Answer:
0.342
Step-by-step explanation:
First of all i think theres a mistakein the question;
i think it is sin θ =
and then sin 30° =
thus θ= 30°
