Answer:
her brother is 9
Step-by-step explanation:
21-3=18 18 divided by 2 = 9
Slope = (0 - 4)/(-5-5) = -4/-10 = 2/5
y = mx + b
4 = (2/5) (5) + b
4 = 2 +b
b = 2
equation
y = 2/5x + 2
Answer:
Step-by-step explanation:
It just happens that tan 14 degrees is about 0.25 or 1/4. According to my calculator, it's actaull 0.249.
Now try finding tan 76 degrees to approx. the same level of accuracy.
tan 76 deg = (via calculator) 4.0108. this could be re-written as 4 or 4.1.
