iiwaffle
iiwaffle iiwaffle
  • 03-04-2017
  • Mathematics
contestada

I need help for number 1 through 3

I need help for number 1 through 3 class=

Respuesta :

Goalinetsky
Goalinetsky Goalinetsky
  • 03-04-2017
Area of a Triangle = [tex] \frac{bh}{2} [/tex]

1: A = [tex] \frac{12x18}{2} [/tex] = 108cm²

2: A = 10·10 + 2([tex] \frac{20x10}{2} [/tex]) = 100 + 200 = 300mm²

3: A = [tex] \frac{1.4x2.1}{2} [/tex] = 1.47m²
Answer Link

Otras preguntas

What are abiotic factors of the enviroment lynx
If it takes Mark twice as long to earn $6.00 as it takes Carl to earn $4.00, what is the ratio of Mark’s pay per hour to Carl’s pay per hour?
If it takes Mark twice as long to earn $6.00 as it takes Carl to earn $4.00, what is the ratio of Mark’s pay per hour to Carl’s pay per hour?
what does etymology study?
How many grandparents have my grandparents? who can solve it is very good on maths! it is just a lpgic problem! i know the answer :)
Why were people from Africa brought to Georgia?
The unstated purpose of the Alien and Sedition Acts was to (A) unite the nation in time of danger (B) deport immigrants who were becoming too numerous (C) prote
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?
Why were people from Africa brought to Georgia?
What were some events/things that caused the Great Depression?