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Evgesh-ka [11]
3 years ago
13

Step by step Plz help

Mathematics
1 answer:
Flura [38]3 years ago
4 0

Answer:

<BEC = 62°

Step-by-step explanation:

Since AD makes 180°, we can do 180° - 56° to get m<AEC.

1. Find <AEC (= 124°)

Since BE bisects (splits) <AEC, <AEB and <BEC are equal.

So to find <BEC, since half of <AEC is <BEC

<BEC = 124 / 2 = 62°

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Given triangle IMJ with altitude JL, JL = 32, and IL =24, find IJ, JM, LM, and IM.
svetlana [45]
Okay, so I really hope that you can read all my work. I just spent the last 45 mins doing this problem as neatly as possible with as much detail as possible. So, I really hope my work doesn't confuse you. 

My Final Answers were:
JI= 40 units (found using the Pythagorean theorem)
IM= 66.66 units = 66 and 2/3rds (found by dividing the length of JL by the cosine of ∠JIM )
LM=42.66 units = 42 and 2/3rds (found by IM= 24+LM; solve for LM since we know IM=66.66)
JM= 53.33 units= 53 and (1/3rd) (found by using the Pythagorean theorem; this time using JI as "a" and IM as c)

Hope this helped and all made sense!

(Pythagorean theorem is a²+b²=c²)


4 0
3 years ago
Read 2 more answers
Use the figure below to answer the question. What is the measure of ∠ABC? *
Ronch [10]

Answer:

D 98°

Step-by-step explanation:

180-82 = 98 or the long way

3x+5 = 180-82

3x = 93

x = 31

3(31) + 5 = 98

4 0
3 years ago
14
kipiarov [429]

Answer:

Jumper, y = 172

Shirt, x = - 105

Step-by-step explanation:

Let :

Shirt = x

Jumper = y

5x + 4y = 163 - - (1)

3x + 2y = 29 - - - (2)

Multiply (1) by 3 and (2) by 5

15x + 12y = 489 - - - (3)

15x + 10y = 145 - - - (4)

Subtract :

12y - 10y = 489 - 145

2y = 344

y = 344 / 2

y = 172

Put y = 172 in (3)

15x + 12(172) = 489

15x + 2064 = 489

15x = 489 - 2064

15x = - 1575

x = - 105

The values ;

Jumper, y = 172

Shirt, x = - 105

We weren't supposed to obtain a negative value, kindly check if the parameters given are correct.

5 0
3 years ago
HI PLS HELP IT IS DUE TODAY AT 4:30 PLS HELP ASAP I WILL MARK YOU BRAILIEST!!
IrinaK [193]

Answer:x=65 y=155 ur welcome

4 0
4 years ago
Please help!!!! solve for x showing EACH STEP<br> please!!
brilliants [131]

cant see the pic

please type out the question

so that i can help u

7 0
3 years ago
Read 2 more answers
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