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aliina [53]
4 years ago
8

Hi! I need help on number 15, Thanks!!!

Mathematics
2 answers:
IrinaVladis [17]4 years ago
6 0

Answer:

Step-by-step explanation:

love history [14]4 years ago
3 0

Since the exterior angle and other angle must be complimentary the angle in the triangle must be 60°. Since it’s a right triangle one angle must be 90°. A triangle must add up to 180°. 60°+90°=150°. 180°-150°=30°. So your angles in the triangle would be 60°, 90°, and 30°

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I really need help with this, my teacher doesn't really teach and I'm stumped again.​
yarga [219]

Answer:

JMK = 54

JKH = 126

HLK = 90

HJL = 27

LHK = 63

JLK = 27

Step-by-step explanation:

Just use 180 for total angles in each triangle. Vertical angles mean the opposite to 126 is 126 and the other two that make up the inner vertices are (360- 126*2)/2 = 54

So, 126, `16, 54 , 54 are the inner angles in the circle. Just go from there.

5 0
3 years ago
The sun of two numbers is 10. The difference between the two numbers is 4.
Klio2033 [76]

Answer:

7 and 3

Step-by-step explanation:

7 0
3 years ago
A high speed train travels at a speed of 300km/h. if the train sets off from a station A at 13 44 and reaches station B at 15 12
Masja [62]

Answer:

See below.

Step-by-step explanation:

The train leaves station A at 13:44 and arrives at station B at 15:12.

Which means the train took 1 hour and 28 minutes to arrive at station B.

The train travels at 300 km/h. It took at least one hour, so the answer > 300 km.

Now, the remaining 28 minutes. We divide them by 60, as there’s 60 minutes in one hour and multiply by 300, as that’s how fast the train travels per hour.

28/60*300 = 140.

300 + 140 = 440.

The distance between the stations is 440 km.

5 0
3 years ago
write an equation in slope intercept form for the line with slope -1/5 and y intercept 8. then graph the line​
Morgarella [4.7K]

Answer:

y = -1/5x + 8

Step-by-step explanation:

6 0
3 years ago
A.) 15<br> B.) 45<br> C.) 60<br> D.) 30
Cerrena [4.2K]
Look at the picture.
measure of ∠2 is equal 30°

3 0
3 years ago
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