Base=x+7 Height=x Area=60. 60=((x+7)(x))/2----->60=(x^2+7x)/2
120=x^2+7x X^2+7X-120=0. QUDRATIC FORMULA: -7+/- SQRT(49+480)/2
(-7+/-23)/2... 8 and -15. -15 ISNT the answer because you cant have a negative length. X=8 Base=8+7---->15 Height=8
Answer:
36 degrees
Step-by-step explanation:
hope i help
Answer:
The right answer is B.
Step-by-step explanation:
because u are solving for y which makes u subtract.
hey sorry.. they other guy did not do it so mark him! have a good day and I am sorry I am only 12! see ya!
Answer=
72
hope this helps
:)