She needs 11 blue beads and 11 black beads
Answer:
A
Step-by-step explanation:
The formula that relates current, power and resistance is

Where
I is the current (in amperes)
P is the power (in watts)
R is the resistance (in ohms)
We know P = 500 and R = 25, we plug them into the formula and solve for I:

Correct answer is 4.47 Amperes, or choice A.
Answer:
18.46
Step-by-step explanation:
find the area using SSS, then solve for height
Answer:
I think you may have forgot to put in the rest of the question mate
Step-by-step explanation:
Answer:
7×17/49
Step-by-step explanation:
90/7 × 4/7
90×4 / 7×7
360/49
7 17/49