Доведіть, що рівні похилі, проведені до площини з точки, яка не належить площині, утворюють із площиною рівні кути.

ответ:
80 : 40 = 2
280 : 4 = 70
540:90 = 6
240: 8 = 30
90 x 6 = 540
60 x 3 = 20
160 : 4 = 40
180 : 3 = 60
480:6 = 80
80 x 4 = 320
60 x 5 = 300
280 : 4 = 70
420 : 6 = 7
240:8= 30
4x50 = 200
450 : 9 = 50
360:9 = 40
80 x 9 = 720
210:30 = 70
40:2= 20
7x50 = 350
2 x 20 = 40
420:6 = 70
80 : 2 = 40
810:9= 90
60 : 2 = 30
180:2= 90
30 x 2 = 60
30 x 8 = 240
20 x 3 = 60
90 x 9 = 810
80 : 20 =4
180:20 = 9
2 x 50 = 100
60 : 3 = 20
100:5 = 20
80 : 2 = 40
40 x 2 =80
0 x 21 = 0
3 x 20 = 60
80 : 4 = 20
80: 4 = 20
190 x 0 = 0
90 : 3 = 30
84 x 0 = 0
100 : 5 =20
720:8= 90
100 : 2 =50
8 x 40 = 320
90 : 3 = 30
20 x 5 = 100
3 x 20 = 60
60:2= 30
90 : 3 = 30
80 : 4 = 20
2 x 50 = 100
100 : 2 = 50
20 x 5 = 100
90 : 3 = 30
560: 8 = 60
2 x 30 = 60
490 : 7 = 70
80 : 2 = 40
60 : 2 = 30
280 : 7 = 40
20 x 3 = 60
720: 8 = 90
80:2 =40
30 x 8 = 240
2 x 30 =60
60:3= 20
250 : 5 = 50
20 x 4 = 80
70 x 6 = 420
100 : 5 = 20
30 x 2 =60
60 : 3 = 20
420 : 6 = 70
40 x 2 = 80
60 x 3 = 180
60:3 = 20
180 : 3 = 60
30 x 3 = 90
60 x 5 =300
100 : 10 = 10
480: 8 = 60
3 x 20 = 60
80 x 6 = 480
100 : 5 = 20
60 x 6 = 360
90: 30 = 3
180 : 6 = 30
500 : 5 = 100
70 x 9 = 630
40 x 2 = 80
420 : 7 = 60
80 : 4 = 20
100 x 7 = 700
100 : 2 = 50
180 : 3 = 60
80 x 9 = 720
540 : 6 = 90
60 x 7 = 420
50:5= 10
90 x 5 = 450
810:9= 90
120: 2 = 60
160 : 4 = 40
50 x 4 = 200
40 x 2 = 80
720: 8 = 90
70 x 8 = 560
40 x 3 = 120
540 : 6 = 70
100 x3 = 300
150:30 = 5
560: 8 = 70
30 x 9= 270
240: 8 = 30
810:9= 90
10 x 7 = 70
140:7 = 20
420 : 6 = 70
80 x 8 = 640
560 : 7 = 80
50 x 3 = 150
180 : 3 = 60
10 x 3 = 30
270 : 3 = 90
90 x3 = 270
240 : 3 =
80 x 5 =
400 : 5 =
400 x 8 =
300 x 5 =
360:9=
40 x 9 =
60 x 5 =
40:4=
180 : 2 =
200:5 =
10 x 5 =
60 x 2 =
270:9=
40 x 5 =
420 : 6 =
560:8 =
40 x 8 =
70 x2=
40:2

80 : 40 = 2

280 : 4 = 70

540:90 = 6

240: 8 = 30

90 x 6 = 540

60 x 3 = 20

160 : 4 = 40

180 : 3 = 60

480:6 = 80

80 x 4 = 320

60 x 5 = 300

280 : 4 = 70

420 : 6 = 7

240:8= 30

4x50 = 200

450 : 9 = 50

360:9 = 40

80 x 9 = 720

210:30 = 70

40:2= 20

7x50 = 350

2 x 20 = 40

420:6 = 70

80 : 2 = 40

810:9= 90

60 : 2 = 30

180:2= 90

30 x 2 = 60

30 x 8 = 240

20 x 3 = 60

90 x 9 = 810

80 : 20 =4

180:20 = 9

2 x 50 = 100

60 : 3 = 20

100:5 = 20

80 : 2 = 40

40 x 2 =80

0 x 21 = 0

3 x 20 = 60

80 : 4 = 20

80: 4 = 20

190 x 0 = 0

90 : 3 = 30

84 x 0 = 0

100 : 5 =20

720:8= 90

100 : 2 =50

8 x 40 = 320

90 : 3 = 30

20 x 5 = 100

3 x 20 = 60

60:2= 30

90 : 3 = 30

80 : 4 = 20

2 x 50 = 100

100 : 2 = 50

20 x 5 = 100

90 : 3 = 30

560: 8 = 60

2 x 30 = 60

490 : 7 = 70

80 : 2 = 40

60 : 2 = 30

280 : 7 = 40

20 x 3 = 60

720: 8 = 90

80:2 =40

30 x 8 = 240

2 x 30 =60

60:3= 20

250 : 5 = 50

20 x 4 = 80

70 x 6 = 420

100 : 5 = 20

30 x 2 =60

60 : 3 = 20

420 : 6 = 70

40 x 2 = 80

60 x 3 = 180

60:3 = 20

180 : 3 = 60

30 x 3 = 90

60 x 5 =300

100 : 10 = 10

480: 8 = 60

3 x 20 = 60

80 x 6 = 480

100 : 5 = 20

60 x 6 = 360

90: 30 = 3

180 : 6 = 30

500 : 5 = 100

70 x 9 = 630

40 x 2 = 80

420 : 7 = 60

80 : 4 = 20

100 x 7 = 700

100 : 2 = 50

180 : 3 = 60

80 x 9 = 720

540 : 6 = 90

60 x 7 = 420

50:5= 10

90 x 5 = 450

810:9= 90

120: 2 = 60

160 : 4 = 40

50 x 4 = 200

40 x 2 = 80

720: 8 = 90

70 x 8 = 560

40 x 3 = 120

540 : 6 = 70

100 x3 = 300

150:30 = 5

560: 8 = 70

30 x 9= 270

240: 8 = 30

810:9= 90

10 x 7 = 70

140:7 = 20

420 : 6 = 70

80 x 8 = 640

560 : 7 = 80

50 x 3 = 150

180 : 3 = 60

10 x 3 = 30

270 : 3 = 90

90 x3 = 270

240 : 3 =

80 x 5 =

400 : 5 =

400 x 8 =

300 x 5 =

360:9=

40 x 9 =

60 x 5 =

40:4=

180 : 2 =

200:5 =

10 x 5 =

60 x 2 =

270:9=

40 x 5 =

420 : 6 =

560:8 =

40 x 8 =

70 x2=

40:2=