Answer:
see explanation
Step-by-step explanation:
∠1 and 170° form a straight angle and are supplementary, thus
∠1 = 180° - 170° = 10°
∠1 and ∠3 are vertical angles and congruent , thus
∠3 = 10°
∠2, 15° and ∠3 form a straight angle and sum to 180°, thus
∠2 = 180° - 15° - 10° = 155°
Thus
∠1 = 10°, ∠2 = 155°, ∠3 = 10°
Answer:
umm i belive 4 meters might not be right tho
Step-by-step explanation:
Answer:
11 hours babysitting
7 hours music lesson
Step-by-step explanation:
(11*5) + (7*12) = 139
Answer:
768
Step-by-step explanation:
because 50 percent of the num is 96 you double that and then multiply by four
Answer:
Step-by-step explanation:
Given
Required
Determine the average change
This is calculated as follows:
This gives:
Convert to improper fractions
Convert to multiplication
