3 years ago

If you get it right you get brainliest and the points, Special Triangles 30, 60, 90

Mathematics

1 answer:

Ugo [173]3 years ago

5 0

Answer:

10 $\sqrt{3}$ , or 17.32050

Step-by-step explanation:

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Someone help me please ?

CaHeK987 [17]

9514 1404 393

Answer:

3/2

Step-by-step explanation:

The scale factor is the ratio of corresponding side lengths.

larger/smaller = (21/2)/7 = 21/14 = 3/2

The scale factor is 3/2.

6 0

3 years ago

In △ABC, AB = BC = 20 and DE ≈ 9.28. Approximate BD. (made a second one since trollers ruined my last one :/ )

marishachu [46]

Answer:

approximately 5.36

Step-by-step explanation

20 - 9.28 = 10.72

BD = EC

10.72/2 = 5.36

7 0

4 years ago

Read 2 more answers

The PTO is selling raffle tickets to raise money for classroom supplies. A raffle ticket costs $3. There is 1 winning ticket out

matrenka [14]

Answer:

A) 0.54

B) 4.32

C) 2.4

D) 336

Step-by-step explanation:

A)Expected value (you) = (84 × 3) × $\frac{1}{140}$ × (0.3)× $\frac{139}{140}$

= 0.54

B) Expected value (you) 8 tickets = 0.54 × 8

= 4.32

C) Expected value ( for PTO) = ( 3 - 84) × $\frac{1}{140}$ + ( 3 - 0 ) × $\frac{139}{140}$

= 2.4

D) For 140 raffle tickets = 2.4 × 140

= 336

4 0

3 years ago

15÷5-1×2+8 what is the second step in evaluating the second expression

Pani-rosa [81]

Answer:

First divide/multiply; then add/subtract

15÷5-1×2+8

= 3-1*2+8

= 3-2+8

= 3+6

= 9

7 0

3 years ago

What are the domain and range of the relation {(–5, 5), (–3, 2), (0, 3), (3, 2)}?

Illusion [34]

Domain is th set of number you input
range is the set of number you get from inputing the domain
normally domain is x and range is y
(x,y)

domain is all 1st number
range is all 2nd numbers

doman={-5,-3,0,3}
range={5,2,3} (if it repeats, don't list)

3 0

3 years ago