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Olenka [21]
3 years ago
6

Is triangle ABC a right triangle?

Mathematics
1 answer:
LiRa [457]3 years ago
7 0

Answer:

yes because BC is perpendicular to AC

Step-by-step explanation:

BC slope is 6/2 which is 3

AC slope is -3/9 which reduces to -1/3

3 and -1/3 are opposite reciprocals and therefore the lines are perpendicular

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Sasha needs to write a division expression for the fraction 9/14 . She is not sure which number goes where. Help Sasha understan
vlada-n [284]

Answer:

Inorder to write a division expression for fraction sasha should divide the numerator (9) by the denominator (14)

Step-by-step explanation:

9√14 which will result 0.643

6 0
3 years ago
This high school stadium contains a track that surrounds a soccer field. The soccer field is 100 yards long and 70 yards
liberstina [14]

Answer:

Given : The high school stadium contains a track that surrounds a soccer field. The soccer field is 100 yards long and 70 yards wide.

The school decided to cover the semicircles with grass to create a space for stretching and other activities.

To Find: area of one of the semicircles at either end of the track

How many square yards of grass will the school need to cover the entire circle?

Solution:

Diameter of semicircle = 70 yards

Radius of semicircle = 70/2 = 35 yards

Area of semicircle at one end = (1/2)πr²

= (1/2)(22/7)35²

= 1,925 sq yards

area of one of the semicircles at either end of the track = 1,925 sq yards

square yards of grass will the school need to cover the entire circle

= 2 x   1,925

= 3850 sq yards

distance around one of the semicircles at either end of the soccer field = πr  = (22/7) 35 = 110 yards

distance around the inner lane of the track  = 100 + 100 + 110 + 110

= 420 yards

Please Mark as Brainliest

Hope this Helps

4 0
3 years ago
Derivatives of sin(logx) from first principle​
Nina [5.8K]

Answer:

cos(logx)*(1/x)

Step-by-step explanation:

(sin(logx))'=cos(logx)*logx'=cos(logx)*(1/x)

5 0
3 years ago
Find the length of MT
Mnenie [13.5K]

Answer:

Solution,

x+12+8x-2=180° (Linear pair)

or, 9x+10=180°

or, x+10=180/9

or, x=20-10

x=10

The length of MT

=8x-2

=8×10-2

=80-2

=78

hope it helps you

7 0
3 years ago
Read 2 more answers
Which is equivalent to the expression (3x^2 – 2x + 14) – (6x² + 3x – 9)?
AlekseyPX

correct answer is c i think so

6 0
3 years ago
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