Answer:
B) - $377
Step-by-step explanation:
Loss for the first month = -$500
Profit for the second month = + $123
Total loss for two months = -$500 + $ 123
= - $377
Hint: if two numbers have different signs, then subtract and put the sign of bigger number.
Answer:
BC ≈ 19.4 cm
Step-by-step explanation:
using the cosine ratio in the right triangle
cos71° =
=
=
( multiply both sides by BC )
BC × cos71° = 6.3 ( divide both sides by cos71° )
BC =
≈ 19.4 cm ( to 3 sig. figs )
I don’t know can’t see it
Her estimate is reasonable because there are 12 months in a year. 12×40 is 480. 480 is pretty close to 474.72