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alexandr1967 [171]
3 years ago
8

PLS HELP QUICKKK its almost due

Mathematics
1 answer:
laiz [17]3 years ago
7 0

I think its the second one.  I hope it is

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Convert 14 in base 10 into base 5
iren2701 [21]

Since

14 = 10 + 4 = 2×5 + 4×1 = 2×5¹ + 4×5⁰,

we have

14₁₀ = 24₅

8 0
2 years ago
95 POINTS (Please don't guess for points)
Marysya12 [62]
<span>∠C ≅ ∠F
</span>
The first statement is incorrect, as none of the sides are congruent.

The second statement is incorrect, because angle A is congruent to angle D, not similar.

The third statement is incorrect, because AC corresponds to DF, not DE.

8 0
4 years ago
Read 2 more answers
The shortest adult skeleton at Mütter stands 3 1/2 feet. The tallest skeleton in the museum stands 2 1/7 times taller. How tall
Romashka [77]
You add 3 1/2 to 2 1/7 to get the tallest skeleton.

3 1/2 = 7/2 and 2 1/7= 15/7

First you find common denominators for both fractions. 2 and 7 go into 14.

2 times 7 equals 14
7/2 * 7 = 49/14

7 times 2 equals 14
15/7 * 2 = 30/14

49/14 + 30/14= 79/14

then you simplify 79/14.... 14*5= 70 and 9 are left over. 5 9/14

 
5 0
4 years ago
Simply (tan^2 x - sec^2 x)(sin^2 x + cos^2 x)
kati45 [8]

we can use pythagorean identieis

remember that sin^2(x)+cos^2(x)=1

also remember that tan(x)=\frac{sin(x)}{cos{x}} and sec(x)=\frac{1}{cos(x)}

so if we take sin^2(x)+cos^2(x)=1 and divide both sides by cos^2(x) we get

\frac{sin^2(x)}{cos^2(x)}+\frac{cos^2(x)}{cos^2(x)}=\frac{1}{cos^2(x)}

(\frac{sin(x)}{cos(x)})^2+1=(\frac{1}{cos(x)})^2

tan^2(x)+1=sec^2(x)

subtracting 1+sec^2(x) from both sides

tan^2(x)-sec^2(x)=-1

now subsitute into original problem


\frac{tan^2(x)-sec^2(x)}{sin^2(x)+cos^2(x)}=

\frac{-1}{1}=

-1

the answer is -1

6 0
3 years ago
What is the formula for converting Fahrenheit to Celsius
Stolb23 [73]

The formula for converting Fahrenheit to Celsius is:

~Multiply by 1.8 (or 9/5) and add 32.

Hope this helps!!!

6 0
3 years ago
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