Answer:
∠1 = 72°
Step-by-step explanation:
Complementary angles sum to 90°, thus
∠1 + ∠2 = 90, substitute ∠1 = 4∠2 , thus
4∠2 + ∠2 = 90
5∠2 = 90 ( divide both sides by 5 )
∠2 = 18°
Hence ∠1 = 90 - 18 = 72°
Operación: (+6)-(3). Piso Final: +3
Inicial: +8 Operación: (+8)+(+1) Piso final: +9
Inicial: +10 Operación: (+10)-(4) Piso final: +6
Answer:
17.9 units is the answer
Step-by-step explanation:
points are (-7,-2) and (9,6)
Pythagorean theorem can be written as,

Rounding off,
d = 17.9 units
Answer:
7.9 miles.
Step-by-step explanation:
i just took 5.6 and added it to 2.3 because he drives 2.3 miles to school and the mall is 5.6 miles from the plaza so he would have to drive the extra 2.3 miles to get there.