All categories

4 years ago

22. A parallelogram in which one angle 90° is necessarily:

Mathematics

1 answer:

AveGali [126]4 years ago

7 0

Answer:

C. Rectangle

Step-by-step explanation:

A parallelogram can not have a single 90° angle. This is because the opposite angles of a parallelogram are equal.

Therefore, the two opposite sides are equal.

In a parallelogram, neighboring angles add up to 180°. This therefore implies that all the angles are 90°.

This describes a rectangle.

You might be interested in

Muriel says she has written a system of two linear equations that has an infinite number of solutions. One of the equations of t

Natalka [10]

Answer:

B is correct

Step-by-step explanation: an infinite number of solutions means a coincident line...it is the same line

3y = 2x - 9...divide by 3

y = 2/3x - 3...hmm...same line as answer choice b....they are coincident lines and have infinite solutions

7 0

3 years ago

Read 2 more answers

What is the remainder of x^5+2x^4+9x^3-6x^2+3x+3165 divided by x-5

riadik2000 [5.3K]

Answer:

8530

Step-by-step explanation:

The remainder is 5⁵ + 2(5)⁴ + 9(5)³ - 6(5)² + 3(5) + 3165 = 8530

4 0

2 years ago

To the nearest minute, how long will it take to mow the lawn if 3000yd^2 can be mowed per hour? show your work.

-Dominant- [34]

Answer:

$In\ 1\ minute\ lawn\ can\ be\ mowed=50\ yd^2$

Step-by-step explanation:

$Given,\\\\In\ 1\ hour\ lawn\ can\ be\ mowed= 3000\ yd^2\\\\we\ know\ that\\\\1\ Hour=60\ minutes\\\\In\ 60\ minutes\ lawn\ can\ be\ mowed=3000\ yd^2\\\\In\ 1\ minute\ lawn\ can\ be\ mowed=\frac{3000}{60}\ yd^2\\\\In\ 1\ minute\ lawn\ can\ be\ moved=50\ yd^2$

4 0

3 years ago

Jerome, Kevin, and Seth shared a submarine sandwich. Jerome ate 1/2 of the sandwich, Kevin ate 1/3 of the sandwich, and Seth ate

steposvetlana [31]

$LCD: 6
\\\frac{1}{2}* \frac{3}{3} = \frac{3}{6}
\\\\\frac{1}{3}*\frac{2}{2} = \frac{2}{6}
\\To \ Find \ Seth's \ Amount \ , \ Add \ These \ Two \ And \ Subtract \ From 
\\The \ Whole
\\\\\frac{2}{6} + \frac{3}{6} = \frac{5}{6}, \frac{6}{6}-\frac{5}{6} = \frac{1}{6}
\\Seth \ Got \ 1/6 \ Of \ The \ Sandwich
\\ The \ Ratio \ Is \ 3:2:1
\\\boxed{answer \ choice \ D}$

7 0

3 years ago

How are the two triangles congruent? If not congruent, select not

Vedmedyk [2.9K]

Answer:

SAS

Step-by-step explanation:

there are vertical angles in the middle and the sides are already marked

8 0

3 years ago