Equilateral triangle are also equiangular which means all angles are 60 degrees. thus our needed altitude is the leg of a right triangle with other leg 4 and hypotenuse 8. 4² +a² = 8²
a² = 48
a=√48 = 4√3
Answer: the second one
4x^2+76+32
Step-by-step explanation:
i used photomath lol
the top numbers is the number you start on (on the bottom) then you go up (as the second number under it) in your case $ then you put a dot where they connect hope that helps!
Answer:
3/8 of a book per week
Step-by-step explanation:
Answer:
x = 12
Step-by-step explanation:
