the teacher said there was about a one in a million chance of obtaining a perfect score by guessing on a test where all questions were true or false. assuming the teacher was not exaggerating, about how many true-false questions were on this test?

Answers

Answer 1

Answer: would it be one million? That's my best guess

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A computer store is having a sale, with 15 % off all computer games. The game usually costs $220. How much does the computer game cost during the sale?

Answers

Answer:

187 us dollars

Step-by-step explanation:

divide the percentage off of the money/total/amount then you should get your answer.

Find the value of xx =

Classify the triangle :

acute isosceles triangle

acute isosceles triangle

acute scalene triangle

acute scalene triangle

obtuse isosceles triangle

obtuse isosceles triangle

obtuse scalene triangle

obtuse scalene triangle

right isosceles triangle

right isosceles triangle

right scalene triangle

right scalene triangle

equiangular equilateral triangle

Answers

x= 180-(78+27)
x= 75

classify the triangle as a : acute scalene triangle

Are the expressions (4x)^2 and 4x^2 equal in value? How would you explain your answer?

Answers

understand pemdas
parenthasees
exponenets
multiiplication or dividsion
additon or subtraction

(4x)^2=4x times 4x
4x^2=4 times x times x=4(x^2)

(4x)^2=16x^2
4x^2=4(x^2)
values are not equal
(just for fun: 4x^2=(2x)^2)

Find the distance between (–3, –3) and (6, 12). Round the answer to the nearest hundredth, if necessary.

Answers

$A=(x_A;y_A)\ \ \ and\ \ \ B=(x_B;y_B)\n\n \Rightarrow\ \ \ |AB|= √((x_A-x_B)^2+(y_A-y_B)^2) \n----------------------\n\nA=(-3;-3);\ \ \ B=(6;12)\n\n|AB|= √((-3-6)^2+(-3-12)^2) =\n\n.\ \ \ \ \ \ = √(81+225) = √(306) =3 √(34) \approx17.49$

$(-3, -3), \ \ (6, 12)\n \ndistance \ formula : \n \nd =\sqrt{(x_(2)-x_(1))^2 +(y_(2)-y_(1))^2} \n \nd =√((6-(-3))^2 +(12-(-3) )^2) =√((6+3)^2 +(12+3 )^2) =√(9^2+15^2)=\n \n=√(81+225)=√(306)=√(9\cdot 34)=3√(34)=3\cdot 5.83= 17.49$

Eric has seventeen candy bars, he gives Debra five. How many candy bars does Eric have now?

Answers

17-5=12
So Eric has 12 candy bars

What is the value of 8/36 in lowest terms?
A. 4/18
B. 1/2
C.2/9
D. 1/4

Answers

C) 2/9 , because dividing both 8 and 36 by 4 will leave the numerator as 2 (8/4=2) and the denominator as 9 (36/4=9).

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