Answer:
(√3)/2 -1 ≈ -0.133974596
Step-by-step explanation:
2sin²(30°)tan(60°) -3cos²(60°)sec²(30°)
= 2(1/2)²(√3) -3(1/2)²(2/√3)²
= 2(1/4)√3 -3(1/4)(4/3)
= (√3)/2 -1 ≈ -0.133974596
I see 12 t<span>riangles!!!!</span>
Answer: 48.97
Step-by-step explanation:
A triangle equals 180 so do the base divided by 180 and then the number you get you would split that number in half and then it should be the same number for both sides
The answer is (x-42)×(x+42)