Answer:
Las dimensiones del rectángulo son:
ancho = 16 cm
largo = 20 cm
Step-by-step explanation:
Consideración:
La formula del perímetro de un rectángulo es:
perímetro = 2(largo + ancho)
25% más grande = 125% = 125/100 = 1.25
Planteamiento:
2(a+b) = 72
b = 1.25a
a = longitud del ancho
b = longitud del largo
Desarrollo:
de la primer ecuación del planteamiento:
a+b = 72/2
a+b = 36
b = 36 - a Ec. 3
Igualando la segunda ecuación del planteamiento con la Ec. 3:
1.25a = 36 - a
1.25a + a = 36
2.25 a = 36
a = 36/2.25
a = 16
de la Ec. 3:
b = 36 - a
b = 36 - 16
b = 20
Comprobación:
de la primera ecuación del planteamiento:
2(a+b) = 72
2(16+20) = 72
2*36 = 72
Answer:
Matt has 7/12 of the jar of marbles left.
Step-by-step explanation:
In order to find this, simply subtract the 3/4 from the full jar (1) and then add 1/3. They will need common denominators to complete this operation.
1 - 3/4 + 1/3 = Amount
12/12 - 9/12 + 4/12 = Amount
7/12 = Amount
Answer:
Im going to guess its scalene triangle
Step-by-step explanation:
hope im right
have a good day
P=principal=$6000
t=time period=6 years
Option A
n=4 (compounded 4 times a year, or quarterly)
r=0.075
Future Amount
=P(1+r/n)^(nt)
=6000(1+0.075/4)^(4*6)
=$9370.746
Option B:
e=2.7182818284 (Napier's constant)
r=interest rate = 0.072
Final amount
= Pe^(rt)
=6000*e^(0.072*6)
=9242.011
Therefore option A is more profitable.