Shybaby1078 Shybaby1078

03-06-2018
Mathematics

contestada

If two sides of a triangle measure 12 and 7, which cannot be the perimeter of the triangle?
a. 29
c. 34
b. 37
d. 38

Respuesta :

03-06-2018

Hi,
Let assume x the 3th side.
x<12+7==> x<19
12<x+7==>x>5
So 5<x<19==> 5+7+12<x+7+12<19+7+12
==>24<x<38
Answer d.

Answer Link

Otras preguntas

Name one war fought by the United States in the 1800s.

What is the “rule of law”?

When lithium reacts with bromine to form the compound LiBr each lithium atom (1) gains one electron and becomes a negatively charged ion (2) gains three electro

We elect a U.S. Representative for how many years?

Which formula represents an organic compound? ( l) CaH2 (3) H2O2 (2) C4H8 (4) P2O5

Which polyatomic ion is found in the compound represented by the formula NaHCO3? (1) acetate (3) hydrogen sulfate (2) hydrogen carbonate

In an oxidation-reduction reaction, the number of electrons lost is (1) equal to the number of electrons gained (2) equal to the number of protons gained (3) le

Which notations represent different isotopes of the element sodium? (1) 32S and 34S (3) Na+ and Nao (2) S2- and S6+ (4) 22Na and 23Na

Which reaction is single replacement? (1) 2H2O2 --> 2H2O + O2 (2) 2H2 + O2 --> 2H2O (3) H2SO4 + Mg --> H2 + MgSO4 (4) HCl + KOH --> KCl + H2O

When a sample of a gas is heated in a sealed, rigid container from 200. K to 400. K, the pressure exerted by the gas is (1) decreased by a factor of 2. (2) incr