1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
marissa [1.9K]
3 years ago
11

I don't know how to solve this. How would I solve this? Thanks!!!!

Mathematics
1 answer:
Afina-wow [57]3 years ago
6 0

Answer:

x = 11 units

Step-by-step explanation:

Area of triangle = (base + base 2) * h *1/2

so (7 + x )* 7 * 1/2 = 63

63 x 2 = 126

126 / 7 = 18

18-7 = x

x = 11

Check

(7+11)* 7 * 1/2

18* 7 = 126

126 x 0.5 = 63

CORRECT!

(p.s., tell me if wrong :P)

You might be interested in
If x is a negative number , what is true about -x plz help me thanks
kodGreya [7K]
If the only thing we know about x is that it is negative, we only know that -x will always be positive.
8 0
3 years ago
Read 2 more answers
Is this a domain or range?<br><br> please help :(
Novosadov [1.4K]

Step-by-step explanation:

it's a function.

the domain refers to the set of possible input values, the domain of a graph consists of all the input values shown on the x-axis. The range is the set of possible output values, which are shown on the y-axis.

the domain is (1,3,7,8)

the range is (2,4,6,9)

4 0
3 years ago
Quissssssss !!!!!!<br><br>(2^2)^3 + 5! - 3! ​
VashaNatasha [74]

Answer:

I believe it's 178.

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Pablo has $124 in tips to share equally between himself and three waiters how much money does each person get?
Strike441 [17]

Answer:

41.33

Step-by-step explanation:

you divide 124 by 3

8 0
4 years ago
Read 2 more answers
5 times an unknown quantity x, minus 1 equals 3 times the same unknown quantity x, plus 9.
lisabon 2012 [21]

Answer:

ig thats the ans

Step-by-step explanation:

5 x x -1 =x3+9

6 0
3 years ago
Read 2 more answers
Other questions:
  • What does a change in the x value mean when graphing an exponential function?
    13·1 answer
  • in the basketball game, Sarah made three times as many 2-point shots as 3-point shots.she made 8 shots in all how many 2-point s
    13·1 answer
  • The mean GPA for 112 residents of the local apartment complex is 1.7. What is the best point estimate for the mean GPA for all r
    13·1 answer
  • .38×3÷(-0.05)×5÷(-8)
    15·1 answer
  • In a factory, the chance that a certain machine works without overheating in the morning is 50%. If it runs smoothly all morning
    10·2 answers
  • Can someone help me answer these 2 questions?
    6·1 answer
  • A stores balance sheet represents the amounts customer owe as negative numbers and credits to customers as positive numbers.
    13·1 answer
  • The product of 377 and k is 239
    8·1 answer
  • Help even tho it’s multiple choice make sure you are correct... I beg you lol
    8·1 answer
  • It was cloudy 12 out of 30 days in April. Which value is equivalent to the fraction of days it was cloudy in April? (Not college
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!