The degree of each angle of a pair of triangle? It's best to show it in the figure!

There are two triangle plates, a, 30 degrees, 60 degrees, 90 degrees. B, 45 degrees, 45 degrees, 90 degrees

RELATED INFORMATIONS

1. As shown in the figure, place a pair of triangle plate as shown in the figure, and the degree of ∠ 1 in the figure is______ ．
2. If a pair of triangular plates are stacked together as shown in the figure, then the degree of ∠α is______ Degree
3. A triangle plate is stacked together as shown in the figure, and the degree of ∠ a in the figure is calculated
4. If a pair of triangular plates are stacked together as shown in the figure, then the degree of ∠α is______ Degree
5. If a pair of triangular plates are stacked together as shown in the figure, then the degree of ∠α is______ Degree
6. If a pair of triangular plates are stacked as shown in the figure, the degree of angle α is______ ．
7. An angle made up of two right angles is called a flat angle, right?
8. The two sides of the angle form? Such an angle is called flat angle. 1 flat angle =? Right angle
9. One half of a right angle is degree, called angle; two thirds of a horizontal angle is degree, called angle
10. If the difference between the complement of an angle and two times of its remainder is 14 times that of a plane angle, find the degree of the angle
11. As shown in the figure, the lines AB and CD intersect at point O, angle 1 = 50 degrees, try to find the degree of angle 2 and angle 3
12. It is known that the ratio of the two angles is 3:7, and the difference is 72 degrees. What are the degrees of the two angles?
13. The negative power of 2 is equal to 0.5. Given that the ratio of the two angles is 7:3, and the difference between them is 72 degrees, what are the degrees of the two angles?
14. In a triangle, given that angle 1 equals 26 degrees and angle 3 equals 124 degrees, find the degree of angle 2 Urgent,
15. As shown in the figure, AB is parallel to CD, ad and BC intersect at point E, angle B = 50 degrees, calculate the degree of angle C
16. As shown in the figure, it is known that AB is parallel to CD, be is parallel to FC. (1) if angle 1 = 53 degrees, find the degree of angle 2 and angle 3
17. Known: as shown in the figure, point C is on line AB, Da is perpendicular to AB, FC is perpendicular to AB, and Da = BC, FC = AB, calculate the degree of angle FBD
18. As shown in the figure, given that FC is parallel to AB, parallel to de, angle 3: angle D: angle B = 2:3:4, calculate the degree of angle 3, angle B and angle D
19. How much is 4 yuan, 2 jiao and 8 Jiao
20. How many centimeters is 40 mm? How many grams is 708 kg? How much is 4 yuan and 6 Fen?