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

6 cm 18 cm 35 cm 26 cm Calculate the volume of the solid
Anna wants to make 4 sets of curtains. Each set requires 5 1/8 yards. How much fabric does she need?
Can anyone answer this?
||25 POINTS WILL GIVE BRAINLIEST|| Choose the equation that is modeled on the numberline. A −7+(−1)=−6-7+(-1)=-6−7+(−1)=−6 B −1+(−6) =−7-1+(-6)\ =-7−1+(−6) =−7
Which market structure is most prevalent in reality? Explain.​
How doing you now?? correct the mistake
The way kim tackled tracy and chris, what does it suggest about her character.
how can parents save money to cut down on the high costs of having a baby?
Jessica has walked 4310 feet and Jessica has walked 3297 The  how many times as great value of 3s  in 4310 The  value 3s in 3297
THE CONTACT BETWEEN AMERICAN INDIANS, EUROPEANS AND AFRICANS CREATED A WORLD THAT WOULD REFLECT CIVILIZATION AND PROGRESS.