IJLynch2004 IJLynch2004

23-09-2020
Mathematics

contestada

Please help with my math i took a picture of it

Please help with my math i took a picture of it class=

Respuesta :

MathPhys MathPhys

23-09-2020

Answer:

40°

Step-by-step explanation:

Supplementary angles add up to 180°. Complementary angles add up to 90°.

m∠1 + m∠2 = 180°

115° + m∠2 = 180°

m∠2 = 65°

m∠2 + m∠3 = 90°

65° + m∠3 = 90°

m∠3 = 25°

m∠2 − m∠3 = 65° − 25° = 40°

Answer Link

Otras preguntas

What is the vector sum of 7, 5 and 13, −5?

Write a Haiku about something

Solve by substitution 12x-9y=15 and x=y+1

Francisco and Bernardo, two castle guards in Elsinore, Denmark, stand alert on the castle steps at night. This is part of the plot’s A.exposition. B.climax. C.

Oceanic art was made from which of the following materials?

Calculate the coefficients of the first four terms of the binomial expansion for the binomial (x+y)^28

A major result of the end of the Cold War was A) the end of Apartheid. B) the fall of the Berlin Wall. C) a reduction in nuclear weapons. D) Gorbachev becomi

What is standard form in polynomials

The noble-gas notation for tin (Sn) will contain the symbol Ar Kr Xe Rn

A flat-screen television was marked down by 35 percent, which reduced its price by $115.65. What was the original cost of the television before it was marked do