sabamuhammad107 sabamuhammad107
  • 04-01-2021
  • Mathematics
contestada

Find the semi perimeter of a triangle with sides 9cm 12 cm and 30 cm

Respuesta :

Аноним Аноним
  • 04-01-2021

Answer:

25.5 cm

Step-by-step explanation:

[tex]s = \frac{a + b + c}{2} [/tex]

[tex] = \frac{9 + 12 + 30}{2}cm \\ = \frac{51}{2}cm \\ 25.5cm[/tex]

Answer Link

Otras preguntas

How do u add 10 to 2 digits numbers
What is the answer to 7n-2(n+5)< 3n-16
a fossil form when an organism buried in sediment dissolves leaving a hollow area
solving fraction equations:  Write the solution in simplest form 6 1/4 = z + 1 5/8
a fossil form when an organism buried in sediment dissolves leaving a hollow area
solving fraction equations:  Write the solution in simplest form 6 1/4 = z + 1 5/8
Explain why animals must eat food, but plants do not have to.
How do u add 10 to 2 digits numbers
a single molecule has at least how many atoms
Put these in order from least to greatest 6.4 kg 640 g 600,000 mg