Answer:
The second and fourth option
Step-by-step explanation:
In order for two lines to be perpendicular they must intercept each other and their slope must be the opposite inverse; ex:
the negative inverse is 4 (multiplying by -1 and flipping the fraction)
Answer:
-1
Step-by-step explanation:
Answer:
80°
Step-by-step explanation:
176 - 32 = 144
144(4/9) = 80°
the answer is 80°
Caixa de Marcos = m
caixa de Drew = m-8
Drew levantou 14 caixas
Marcos levantou 9 caixas
D = 14(m-8)