3 years ago

What is the value of d? look at image attached

1 answer:

4 0

In a circle, the measure of an inscribed angle is half the measure of the intercepted arc.

∠BCD = arc BAD/2 ⇒ arc BAD = 2*∠BCD = 2*100 = 200°

arc BCD = 360° - arc BAD = 360° - 200° = 160°

∠d = arc BCD/2 = 160/2 = 80°

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Reptile [31]

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6 0

3 years ago

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Naily [24]

This is incomprehensible, but I would be happy to help if you perhaps re-typed it :D

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2 years ago

Read 2 more answers

The interest rate r required to increase your investment p to the amount a in t years is found by . Find the interest rate r for

Dahasolnce [82]

Answer:

The interest rate was of 0.1173 = 11.73%.

Step-by-step explanation:

This is a simple interest problem.

The simple interest formula is given by:

$E = P*I*t$

In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.

After t years, the total amount of money is:

$A = E + P$