Find the measure of angle x in the figure below:

a. 50°
b. 75°
c. 115°
d. 130°

find the area of a triangle with a base length of 4 units and a height of 5 units.

a. 8 units
b. 9 units
c. 10 units
d. 20 units

i really appreciate all the you can give me. if you can pls try and explain (at least the last one if you are able.) also, the image goes with the first question.

Anyone know? will mark brainliest if correct

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).