Step-by-step explanation:
1) the rule: m∠1+m∠2+m∠3=180°;
2) according to the rule above: m∠P+m∠Q+m∠R=180°;
x+x+43+2x-15=180°; ⇔ 4x=152°; ⇒ <u>x=38°</u>;
3) the angles: P=2x-15=<u>61°;</u> Q=x+43=<u>81°</u>; R=x=<u>38°</u>.
It is better if you purchase the 12 pack of 1.4 to point one ounce bars for 2 cents less and get more and pay less and get more
Answer:
when u add .1 to the 1.9
Step-by-step explanation:
Answer:
a.
Step-by-step Explanation:
Given:
Distance Ottawa to Québec = 425 km
Initial flight rate = v + 60
Return flight rate = v - 40
Required:
Flight times difference of the initial and return flights
Solution:
=>Flight time of the initial flight:
=>Flight time of the return flight:
=>Difference in flight times: