3 years ago

Math help- 14 points!

Mathematics

1 answer:

Anit [1.1K]3 years ago

7 0

Answer:

yeah he is right the answer is the photo

Step-by-step explanation:

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In a right triangle, the lengths of the two legs are 8 cm and 10 cm respectively. Find the hypotenuse of the triangle.

Eddi Din [679]

12.8, pythagorean theorem.

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2 years ago

5-7k=-4(k+1)-3 add work pleasee!!!

marshall27 [118]

Answer:

k=4

Step-by-step explanation:

5-7k=-4(k+1)-3

Distribute

5-7k=-4k-4-3

Combine like terms

5-7k=-4k-7

Add 7k to each side

5-7k +7k = -4k+7k-7

5 = 3k-7

Add 7 to each side

5+7 = 3k-7+7

12 = 3k

Divide by 3

12/3 = 3k/3

4=k

3 0

2 years ago

Read 2 more answers

Ax-c=b solve for x<br> *show work

Makovka662 [10]

$ax-c=b\ \ \ |add\ c\ to\ both\ sides\\\\ax=b+c\ \ \ \ |divide\ both\ sides\ by\ a\\\\\boxed{x=\frac{b+c}{a}}$

4 0

2 years ago

A music store owner noted that CD sales had dropped 33% from one quarter to the next. If the owner sold 579 units in the first q

Paul [167]

Answer: 387.93 units

Step-by-step explanation:

You have the following information given in the problem above:

- The sales had dropped 33% from one quarter to the next.

- The owner sold 579 units in the first quarter.

Thefore, to calculate the number of units she sold in the next quarter (which you can call x), you must can apply the following proccedure:

$x=579units-(0.33)(579units)$

Then the answer is the following:

$x=387.93units$

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3 years ago

A parachutist jumped from an airplane at an elevation of 11,880 feet above the ground.

Vika [28.1K]

Answer:

[D] -552.5 feet

Step-by-step explanation:

You have to multiply 5 by -110.5

Hence, Answer = -552.5 feet

[RevyBreeze]

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2 years ago