jeffin26
jeffin26 jeffin26
  • 16-06-2020
  • Mathematics
contestada

CLASS- 9 HERON'S FORMULA
1) find the area of an equilateral trimgle whose perimeter is 60cm​

Respuesta :

snog
snog snog
  • 16-06-2020

Answer:

see below

Step-by-step explanation:

if its perimeter is 60 each side is 60/3 = 20.

Its height will be 10√3 so area is 20 * 10√3 / 2 = 100√3

Answer Link

Otras preguntas

why were Greek villages islated
What is the role of blood in the transportation of materials throughout the body
The volumes of two similar solids are 1,728 m^3 and 343 m^3. The surface area of the larger solid is 576 m^2. What is the surface area of the smaller solid? a.
Do omnivores have sharp teeth like carnivores or flat teeth like herbivores
There are few, if any, language variations with the three major dialect areas. True False
what is 94.12 % of 2125
Why were soldiers on both sides most afraid of poisonous gas?
what things go with red skirts
During a relay, Natasha swam 0.8 km and Kevin swam 500 m. How many meters did they swim in total?
David borrows $2,000 from Matthew and gives him a promissory note. Matthew is the __________. A. payee B. payor C. maker D. drawer