Answer:
B. 2.75 mph
Step-by-step explanation:
If it took him 2 hours to walk 5.5 miles, 5.5 ÷ 2 = 2.75, which is what he walked in a single hour, meaning he was walking 2.75 mph
Answer:
13 petunias
Step-by-step explanation:
13x7=91
9x8=72
add them and you get 163
19 + 8 = h/3or h/3 = 27Multiply both sides by 3h = 27*3 = 81
Answer:
c) 12,20
Step-by-step explanation:
Here. I drew a triangle just for this problem. :) You can find it in attachments.
To find the angle, we must use the sine function. To find the angle, we must know the sine of the angle first. The formula for the angle we are trying to find is:
(Forgot to mention,
let the angle = x)

=

Knowing this, we can now derive that:

Using our scientific calculators, we find that:

°
Which is our final answer. You may round accordingly.
Thank you, and I hope that helped. :)