Answer:
√85
Step-by-step explanation:
See image
Distance formula can be used to find the distance between two points.
Answer:
not linear
Step-by-step explanation:
this equation becomes y = -4x² + 32x which is a quadratic equation that, when graphed, forms an upside down u-shaped curve (upside down because the x² term is negative; if it's positive then the curve is u-shaped)
Answer: 7 inches
Step-by-step explanation:
1. Divide 615 by pi and four the order does not matter
2. Then square root the value you get
3.round up to the nearest whole number
Answer:
see explanation
Step-by-step explanation:
The surface area (A) of a sphere is calculated as
A = 4πr² ← r is the radius, here r = 9, thus
A = 4π × 9² = 4π × 81 = 324π ≈ 1017.9 units²
Answer:
The second option.
3x + 6 = 21.
Step-by-step explanation:
3x + 6 = 21.
If x = 5, plug it in.
3 · 5 + 6 = 21
15 + 6 = 21
Hope this helps,
Davinia.
