triangles
what is the formula for pythagorean theorem
a2 +b2 =c2
The y intercept in the equation
y= 3x + 5
what is 5
x = 5
How many hundreds
2,452,765
7
MENTAL MATH
400 divided into 5 groups
80
What is an irrational number
What is 32 ?
9
Think converse of pythagorean theorem?
no
The slope of the line whose equation is
y = 3x + 5
what is 3
2 (x + 5) =26
x = 8
What number is in the thousands place
37,981
7
Mental Math
54 divided into 6 groups
9
2 and 3
What is 92
81
a triangle has legs that are 2 ft, and 4 ft. What is the length of the hypotenuse
square root of 20
which equation would have the steepest line?
a) y = 5x + 8
b) y = 2x + 12
c) y = -4x -15
what is A
x =10
What number is in the tenths place (remember decimals)?
970.4
4
MENTAL MATH
what is 1/4 in decimal form?
.25
between which two whole numbers does the square root of 38 lie between
6 and 7
What is 132 ?
16
a triangle has a hypotenuse of 5 and a leg length of 3, what is the length of the other leg
4
the y intercept in the equation
2x + 5y = 20
What is 4
-2 (3x - 5) = 22
x = -2
What number is in the hundredths place (remember decimals)?
54.289
8
MENTAL MATH
3/4 in decimal form
.75
is - 963/7 rational or irrational? Explain your reasoning
rational, it can be written as a fraction
What is 52 ?
25
a triangle has 2 interior angles of 55 degrees and 65 degrees, what is the angle measure of the third angle?
what is 60 degrees.
the slope in the equation
2x + 5y = 20
what is -2/5
MENTAL MATH
57 + 313 =
370
What number is in the hundreds place?
473,596.1209
Bonus what number is in the thousandths place?
thousandths place 0
340/10
555/10
34
55.5
3.2
What is 62 ?
36