carterh166
carterh166 carterh166
  • 01-03-2019
  • Mathematics
contestada

Whats the area of this triangle ​

Whats the area of this triangle class=

Respuesta :

hiho1421
hiho1421 hiho1421
  • 01-03-2019
(8÷2)^2+x^2=8^2
16+x^2=64
x^2=48
x=√48

(8×√48)÷2=27.71...

Answer:27.7in^2
Answer Link
gmany
gmany gmany
  • 01-03-2019

Answer:

[tex]\large\boxed{A=16\sqrt3\ in^2\approx27.7\ in^2}[/tex]

Step-by-step explanation:

It's the equilateral triangle.

The formula of an equilateral triangle wit sides a

[tex]A=\dfrac{a^2\sqrt3}{4}[/tex]

We have a = 8in. Substitute:

[tex]A=\dfrac{8^2\sqrt3}{4}=\dfrac{64\sqrt3}{4}=16\sqrt3\ in^2[/tex]

Answer Link

Otras preguntas

Two people apply for loans of the same amount. Due to differences in their credit scores, their payments differ by $72 per month. How much more will the person
Simplify 7x^3(2x^5)^2
A girl wants to empty her pool this is the equation w is the gallons, T is the hours W 9000, -250 T
What is decision making Cuz I still don’t get it
A 5 paragraph on the crucible
Tom's total payment for his loan was $10,368. What was his monthly payment if he paid it off after making 48 monthly payments? $204 o $216 $228 $234
(−5.2)+(−3.8)–{(−1.2)–[(−0.5)–(−0.7)]}
Rewrite the equation below as an equivalent equation that can be entered in the Y= editor of your graphing calculator. -8x - 9y = 14
I need help with the question.
A sewing bag contains 3 gold buttons and 4 black buttons. How many buttons need to be added to the sewing bag so that there are 30% gold buttons?