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3 years ago

If a =7 inches and c = 14 inches in a right angle, then what is the measure of angle a

Mathematics

1 answer:

strojnjashka [21]3 years ago

7 0

Answer:

Its 63.435

Step-by-step explanation:

https://www.calculator.net/triangle-calculator.html?vc=&vx=7&vy=&va=90&vz=14&vb=&angleunits=d&x=104&y=23

I always used this when it came to triangles

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In addition to the facts in the diagram, which statement is necessary to prove that the two triangles are congruent by the SAS c

nasty-shy [4]

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3 years ago

On a recent quiz, the class mean was 72 with a standard deviation of 4.2. Calculate the z-score (to 2 decimal places) for a pers

barxatty [35]

Answer:

The Z score of the person is -3.09.

Step-by-step explanation:

The standard normal deviate (Z) for a normal distribution is given by

$Z=\frac{X-\bar{X}}{\sigma }$

where,

X = the value of observation

$\bar{X}$ is mean of the observations and

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Applying values we get

$Z=\frac{59-72}{4.2}=-3.09$

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4 years ago

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Serga [27]

Answer:

Step-by-step explanation:

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3 years ago

What is 0.00758 written in scientific notation ?

Goshia [24]

7.58 x 10^-3 is the scientific notation

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3 years ago

Consider the quadratic ax^2 + bx + c =0, where a,b, and c are rational numbers and the quadratic has two distinct zeroes. If one

Allisa [31]

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3 years ago