Mathematics, 09.03.2021 05:40 lilmaddy8856

IN YOUR OWN WORDS How do you use mental math to multiply two numbers? Give examples to support your explanation.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 22:00, PROMASTER

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Answers: 1

continue

Mathematics, 21.06.2019 22:00, Jasten

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Answers: 1

continue

Mathematics, 22.06.2019 04:30, chickennuggets0621

Find the scale factor and ratio of perimeters for a pair of similar trapezoids with areas 49 cm squared and 36 cm squared.

Answers: 2

continue

Mathematics, 22.06.2019 04:40, Jermlew

Rena used the steps below to evaluate the expression , when . step 1: substitute into the expression. step 2: simplify the parentheses. step 3: evaluate the power to a power. step 4: use reciprocals and find the value. in which step did rena make the first error?

Answers: 2

continue

You know the right answer?

IN YOUR OWN WORDS How do you use mental math to multiply two numbers? Give examples to support your...