If ABCD is a square, then m∠A = 90°.
Therefore we have the equation:
30° + 48° + x° = 90°
78° + x° = 90° |-78°
x° = 12°
Answer: 12
Answer:
The answer is 400
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
1 1
1 2
1 3
1 4
2 1
2 2
2 3
2 4
Three and four are done exactly the same way. the total is 16 ways.
Answer:
Yes it is.
Step-by-step explanation:
Just multiply everything by 2.
Answer:
Lisa invest "$2180.81" in her bank.
Step-by-step explanation:
The given values are:
On Lisa's 62nd birthday,
she withdraw = $10,000
The annuity of $A will remain at 3 percent for 40 years. The retirement pension of $10000 lasts 23 years at rate percentage of 3 but begins 40 years later.
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