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Sliva [168]
3 years ago
14

How do i estimate then multiply then use estimate to check answer

Mathematics
1 answer:
Ann [662]3 years ago
6 0
Say your number is 27 and u need to estimate to the nearest number 27 is closer to 30 than 20 u would multiply 30
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Plz help! Determine whether the equation represents a direct variation. If it​ does, find the constant of variation.
Finger [1]

Answer:

It does not have a direct variation, because y doesnt vary directly with x

Step-by-step explanation:

Hope This Helps!!!

8 0
3 years ago
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Number 36 pleaseee if you can
SSSSS [86.1K]

Answer:

option 2

Step-by-step explanation:

ax^2 + bx + c = 0\\Discriminant = b^2 - 4ac

36. a = 3 , b = 5, c = 1

Discriminant = 25 - ( 4 \times  3 \times 1) = 25 - 12 = 13

5 0
3 years ago
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Determine which postulate or theorem can be used to prove that ABC=DCB
lianna [129]

Answer with explanation:

In Δ ABC and ΔD BC

∠A=∠D-------Given

∠ABC=∠DCB-------Each being 90° given in the Diagram.

Side, BC is Common.

⇒⇒Δ ABC ≅ ΔD BC-------[AAS]

When two triangles are congruent , their areas are equal.

So, Area(ABC)=Area (DCB)

Option B :⇒ A AS

3 0
3 years ago
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Which of the following is the perimeter of a triangle with side lengths of 7 inches, 8 inches, and 13 inches?
Juli2301 [7.4K]

Answer: p=28 inches

Step-by-step explanation:

3 0
3 years ago
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Which number should come next in the series? 13, 57, 911, 1315, 1719?
DiKsa [7]

Answer:

2123

like 1+4=5

3+4=7

Step-by-step explanation:

All odd numbers beginning from one, in a series.

Also: Starting with 13, add 4 to each digit separately, and continue adding 4 to the result.

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3 years ago
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