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

what materials were commonly used to make each type of art during this period
how do chloroplasts set plants apart from other living things
Aluminum is used to make cans for the beverage industry. Which other industries is aluminum important
Which of these statements describes a long-term impact of European imperialism in Africa? A. African countries joined together to present a united front against
Which of these statements describes a long-term impact of European imperialism in Africa? A. African countries joined together to present a united front against
Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. How long would it take for his friend to paint
Define the term universal male sufferage and give examples of when it affected the revolutions of 1848
A sample of neon occupies a volume of 375 ml at stp. What will be the volume of neon If the pressure is reduced to 90.0 KPA? A. 422 ml B. 422 L C. 333 ml D. 333
Bose-Einstein condensation occurs at what temperature?
Supporters of the atomic bomb argued against the idea that the united states should not use the bomb against japan by