trade term

the is the longest straight line you can draw inside a circle.

diameter

A (n) has three sides and three angles.

triangle

A (n) measures between 90 and 180 degrees.

obtuse angle

when you solve the problem 46-9, you must from the tens column.

borrow

A (n) is a closed curved line around a central point.

circle

A (n) also called a (n) is an instrument that measures English measurements.

English ruler, stander ruler

equals approximately 3.14 or / 22 over 7.

Pi

A (n) is the shape made by two straight

bisect

when you an angle, you divide it into equal parts.

bisect

A measures between 0 and 90 degrees

acute angle

can be measured in sq ft, sq in, and sq cm.

angle

A (n) is used to translate large measurements of real structures into smaller measurements for drawings.

architect's scale

when you add lager 2-digit number in a column you may need to one amount to the next column.

carry

the formula for finding is pi x diameter.

circumference

when multiply 3 inches by 7 feet, you must the measurement to the same units.

convert

volume can be measured in feet or meter.

cubic

in the number 3.45, .45 is the part of the umber.

decimal

is a unite of measurement for angles.

degree

a line drawn from one corner of a rectangle to the opposite corner is called a (n)

diagonal

in the problem 17-8=9, the number is the .

difference

the numerical symbol from 0 to 9 are called.

digits

fractions having different numerators and denominators but equal values, such as 1 over 4 and 2 over 8 are called.

equivalent fractions

the for finding the area of a triangle is 1 half b x h

formula

1 over 4 and 1 over 8 are example of

fractions

9 over 5 and 5 over 4 example of

improper fractions

to solve the problem 3 over 4 divide 1 half , you must the second fraction and multiply.

invert

A (n) divides each inch into ten equal parts.

machinist's rule

the is the base unit of length in the metric system.

meter

A (n) is an instrument that measures metric lengths.

metric ruler

A (n) is a combination of a whole number with a fraction or decimal.

mixed number

number less than zero are and number greater than zero are .

negative number, positive number

in the fraction 3 over 4 3 is the and 4 is the

numerator , denominator

are formed by two straight lines that cross, while are angles that have the same vertex and one side common.

opposite angles

A (n) is a part of one hundred.

percent

to determine the measure the distance around the outside of any closed shape.

perimeter

in the number 7,890,342 the of the 3 is three hundred

place value

A (n) is used because it can accommodate very large measurements.

product

the answer to a multiplication problem is called the . similarly in a division problem the answer is the .

quotient

The is equal to half the diameter of a circle.

radius

A (n) and a (n) have two pairs of equal sides that are parallel to each other.

rectangle, square

in the problem 86 divides , the answer is 21 with a (n) of 2

remainder

A (n) measures 90 degrees.

right angle

A (n) has side of unequal lengths, a (n) has one 90-degree angle, a (n) has three equal sides and three equal angles, and a (n) has two equal sides and two equal angles.

scalene triangle

A (n) measures 180 degrees.

straight angle

in the problem 25 plus 25 = 50 is the .

sum

two or more lines or curves come together at the.

vertex

to calculate the of a cube, multiply the length by the width by the height.

volume

complete units without fractions or decimals are called.

whole numbers