Answer:
x=22.5°
Step-by-step explanation:
∵it's a rhombus
∴each 2 opposite sides are parallel
∴the angel adjecent angle the angle 3x is equal to the angle 6x
∴ 3x+6x=180
8x=180
⇒x=22.5
Answer:
it is r i dont know how
Step-by-step explanation:
because i used and app from my phone (math) and its says that is r
Answer:
$23
Step-by-step
Johns debt is 70.00 dollars in 3 months. 70 divided by 3 is 23.
Answer:
77.2 milliroentgens per hour
Step-by-step explanation:
The first step is to find the constant of proportionality
I ∝ 1/d²
I = k/d²
62.5 = k/(3)²
k = 562.5
The second step is to calculate the intensity at 2.7 meters:
I = 562.5/d²
I = 562.5/(2.7)²
I = 77.2 milliroentgens per hour
Answer:
7. B
8. D
Step-by-step explanation: