Answer:
180° - x = 5 · ( 90° - x )
180° - x = 450° - 5 x
5 x - x = 450° - 180°
4 x = 270°
x = 270° : 4
x = 67.5°
The measure of an angle is 67.5°.
Its complement angle: 22.5°.
Its supplement angle: 112.5°
112.5° = 5 x 22.5
Step-by-step explanation:
Answer:
The tree grows 3,14 centimeters per year
Answer:
12 hours
Step-by-step explanation:
If we assume that the units of D are kg, then we can put the given number into the equation and solve.
21 = h +9
12 = h . . . . . subtract 9
Eli worked 12 hours to prepare 21 kg of dough.
Answer:
0.15
Step-by-step explanation:
0.35x12=4.2 and there is 4.35 total kgs
Answer:
I can't see the picture.
Step-by-step explanation:
