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Fudgin [204]
3 years ago
14

Geometry Find a: Fill in the blank

Mathematics
1 answer:
Nataly_w [17]3 years ago
3 0

Answer:

a=15

Step-by-step explanation:

a^{2} =9*25\\a^{2} =225\\\\\sqrt{a} =\sqrt{222\\a=15

Hope it helps

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The rule is y=− 3/4 x+ 1 /4
Effectus [21]
The answer is C because y=-3/4 which is a negative.
7 0
3 years ago
What is the length of the rectangular prism if it has a width of 13 meters, a helght of 17 meters, and a volume of 2,873
pentagon [3]

Answer:

The length is 13m.

Step-by-step explanation:

v = lwh \\  \\ 2873 = l(13)(17) \\ 2873 = 221l \\ l = 2873  \div 221 \\ l = 13

6 0
3 years ago
Solve the literal equation below for y<br> a=9y+2/x
MrRissso [65]

Answer: y =\frac{ax - 2}{9x}

Step-by-step explanation: look for the lcm

a=\frac{9xy + 2}{x}

cross multiply

ax =9xy + 2

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divide both sides by 9x

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3 0
3 years ago
What is the lateral area of the pyramid
MariettaO [177]
The total surface area of a regular pyramid is the sum of the areas of its lateral faces and its base. The general formula for the lateral surface area of a regular pyramid is L . S . A . = 1 2 p l where represents the perimeter of the base and the slant height.
7 0
3 years ago
A system of 2 linear equations is ___ dimensional. It is a graph of _____ lines. The solutions can be _____ solution if the grap
dexar [7]

Considering High School level question, answer can be written as:


A system of 2 linear equations is [two] dimensional. It is a graph of [two] lines. The solutions can be [unique] solution if the graph intersects. [No] solution if the lines are parallel - meaning they have the same slope, or [Infinitely many] solutions if they are the same line.

Explanation:

when two lines are drawn on a two-dimensional plane then there are only three possible cases:


Case1: lines will intersect

In that case you will get a unique solution at the intersection point.


Case2: lines are parallel but don't touch each other

In that case there will be no point which lies on both lines so No solution.


Case3: lines are overlapping.

In that case all the points lies on both lines so infinitely many solutions.

3 0
3 years ago
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