Answer:
b
Step-by-step explanation:
Answer:
x<-19
Step-by-step explanation:
hope that helps
Step-by-step explanation:
The total number of parts is 4 + 1 + 2 = 7.
Nickel is 4/7 of the mass: 4/7 × 35 kg = 20 kg.
Zinc is 1/7 of the mass: 1/7 × 35 kg = 5 kg.
Copper is 2/7 of the mass: 2/7 × 35 = 10 kg.
Answer:
36°, 54°, 90°
Step-by-step explanation:
2:3:5 equal 10 parts in total
there are a total of 180 degrees in a triangle
180°/10 = 18°
2(18°) = 36°
3(18°) = 54°
5(18°) = 90°