Answer:
A
Step-by-step explanation:
A
7/9. 1/9 plus 2/3. You have to get the lest common denominator, so change 3 to 9 by multiplying it by three. Remember, you have to do the same thing you do to the denominator to the numerator. So, 2/3 would be 6/9. 6/9 plus 1/9 is easy, basic facts. 1 and 6 is 7, and you put the nine under. You get 7/9
Well when you multiply a negative integer by a negative integer, it'll all ways be positive.
For example; - 34 × - 7 = 34 × 7 = (238)
Answer:
b=197.6cm
Step-by-step explanation:
Given that a = 41 and B =78°
From the diagram of the triangle,
Tan θ = opp/adj
Where θ=78°
Tan78°= b/41
b = tan78×41
b = 4.70× 41
b = 197.5944cm
To the nearest tenth
b=197.6cm
9:44+8:10 = 17.54
Answer : 17 hours and 54 minutes
If you have questions please let me know
I hope that's help !