Respuesta:
27,22 metros
Explicación paso a paso:
Dado :
Sombra del poste = 21 metros
Altura de la persona = 1,75 metros
Sombra de la persona = 1,35 metros
Altura del poste =?
Usando la relación:
Altura de la persona / sombra de la persona = altura del poste / sombra del poste
1,75 / 1,35 = x / 21
Cruz multiplicar
1,35 * x = 1,75 * 21
x = (1,75 * 21) / 1,35
x = 27,22
Answer:
-8x + 146
Step-by-step explanation:
Step 1: Write out expression
3(58 - 6) - 2(4x + 5)
Step 2: Parenthesis
3(52) - 2(4x + 5)
Step 3: Multiply
156 - 2(4x + 5)
Step 4: Distribute
156 - 8x - 10
Step 5: Combine like terms (constants)
-8x + 146
Answer:
positive
Step-by-step explanation:
if you time the three by a postive then times that by a negetive you get a negitive if you time by two negitives you get postive
Answer:
- Perimeter: 7.8
- Area: 3.1
Step-by-step explanation:
- Perimeter = all sides added up together
- 2.8 + 2.8 + 1.1 + 1.1 = 7.8
- Area = L × W
- 2.8 × 1.1 = 3.08
- Round 3.08 to the nearest tenth: 3.08 → 3.1
I hope this helps!
