3 years ago

PLEASE HELP ME 100 POINTS

Mathematics

1 answer:

Ghella [55]3 years ago

5 0

Answer:

Step-by-step explanation:

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Check all that apply

lozanna [386]

Answer:

D. be congruent

Step-by-step explanation:

vertical angles are angles that are across from each other on intersecting lines and they are always congruent

3 0

3 years ago

Find two unit vectors orthogonal to a=⟨2,−2,−3⟩a=⟨2,−2,−3⟩ and b=⟨3,2,2⟩b=⟨3,2,2⟩ enter your answer so that the first non-zero c

Ronch [10]

We need the cross product of the two vectors.
a x b
=<2,-2,-3> x <3,2,2>
=
i j k
2 -2 -3
3 2 2
=<-4+6, -(4+9), 4+6>
=<2,-13,10>
The second vector is obtained by reversing the direction, namely <-2,13,-10>
Thus the two vectors are <2,-13,10> and <-2,13,-10>.

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3 years ago

Two rectangles are similar. The ratio of the length of rectangle A to the length of rectangle B is 1:4. If the length of rectang

snow_lady [41]

Answer:

Hey have you tried on your own to make sure you understand it?

Step-by-step explanation:

6 0

3 years ago

2. Convert 4 cups to gallons.

Alecsey [184]

Answer:

4 cups = .25 gallons

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3 years ago

Simplify |3 − 11| − (15 ÷ 3 + 2) 2

Vikentia [17]

|-8| - (5 + 2)2
8-(7)2
8-14= -6

Follow order of operations

6 0

3 years ago