The answer is A. 76°.
The sum of the angles in a quadrilateral equals 360°.
Let the unknown angle be x.
The sum would be:
x+74°+93°+117°=360°
x+284°=360°
x=360°-284°
x=76°
The answer would be the first option :
4/3r (3x)^3.
Hope this helps !
Photon
Answer:
a
Step-by-step explanation:
Yesterday, 1/4 of 80 =20 gave their speeches, so there are 80-20=60 students left.
Today, 2/5 of 60=24 students gave their speeches, so there are 60-24=36 students who still haven't give their speeches
another way to think of it is 80*(1- 1/4)*(1- 2/5)=80*(3/4)*(3/5)=36
Answer:
c
Step-by-step explanation:
I think since am still in secondary school
it's should be (x-4)(x-4)