270=2b + a
420=2a + 3c (you have to use trial and error for this)
B = 120
A = 30
C = 120
Just to check
270 = (2x120) + 30
420 = (2x30) + (3x120)
Answer:
PC = 14.42 cm
Step-by-step explanation:
If a tangent and secant are drawn from a point outside a circle, then the product of the lengths of the segments of the secant is equal to the square of the length of the tangent.
PC² = PB × BD
PC² = 4 × 52
PC² = 208
PC = 
PC = 14.42 cm
Answer:
.25 or 1/4
Step-by-step explanation:
The probability of drawing a blue marble is 5/10 or 1/2. multiply that by the same probability again as the marble is placed back in the bag. Then you have your answer.
Answer:
Look at the links in the comment section and go to them for help
Step-by-step explanation:
Answer:
1 Gallon is 2 liters. 1 inch is 2 centimeters. and 5 pounds is 2 kilograms.
