Answer:
$398.4
Step-by-step explanation:
160x$2.49=398.4
Answer:
a) If the diameter is 400 feet wide, then the radius is half that, which is 200 feet wide.
b) The circumfernce is π times the diameter, which is 400 feet. 400×π≈1256.64
c) She is not correct. She squared 400, which is 160000, when she should have squared 200, which is 40000. Then, multiply by π.
40000 × π ≈ 125663.7
Answer:
1.-9x^2
2.16x^4
3.x^2+4x
4.x^2+4x+4
5.x^2-x-12
6.x^4+2x^3-4x^2
Step-by-step explanation:
Answer:
62.5%
Step-by-step explanation:
Step-by-step explanation:
→ Option A
x² - 11x + 28
= (x - 7)(x - 4) ❎
→ Option B
x² - 6x + 8
= (x - 4)(x - 2) ❎
→ Option C
x² + 7x + 12
= <u>(x + 4)</u>(x + 3) ✔️
