3 years ago

Need Help With Classifying Shapes. Simple High School Geometry But I was absent the day we went over it. Thanks!

1 answer:

8 0

Quadrilateral RICE is a rectangle because the lengths of the quadrilateral have 2 sides congruent to each other. Also, RICE has slopes with opposite fractions which make the sides parallel to each other.

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Evaluate 4x + 5y , when x = 7 and y = 10

Sladkaya [172]

Hi ;-)

$x=7 \ and \ y=10\\\\4x+5y=4\cdot7+5\cdot10=28+50=\boxed{78}$

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3 years ago

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I need help Please. the question in photo

Crank

Answer:

Step-by-step explanation:

Since Δ ABC is isosceles , then AB = AC and the base angles are congruent.

∠ ACB = $\frac{180-50}{2}$ = $\frac{130}{2}$ = 65°

∠ ACB and ∠ BCE are adjacent angles and are supplementary, thus

∠ BCE = 180° - 65° = 115° → C

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2 years ago

What is the answer for -8√63

Darya [45]

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3 years ago

I can't seem to find the answers or understand how this works.

Zepler [3.9K]

Answer:

m = 5

n = 12

Step-by-step explanation:

Opposite sides in a parallelogram are equal

so:

m+1 = 6

m = 6-1

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n is opposite to 12 so n = 12

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3 years ago

Given right triangle ABC with altitude BD drawn to hypotenuse AC. If AD=3 and DC=12, what is the length of BD?

Marizza181 [45]

Answer:

The answers is 8.06on DeltaMath

Step-by-step explanation:

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2 years ago