Question

Help Please !!!! Very Confused, do not understand how to complete these 2 questions properly.

Answer 1

11) tan(7x+3) = OE/OJ

7x+3=arctan(OE/OJ)=45

x=6

12) a) x = 40

<ajq = <acq (base angles of isosceles triangle)

50+x+90=180

x=40

b) they are congruent triangle, reason HL (hypotenuse, leg)

aj=ac

aq=qa

right angle equal