billy1123 billy1123
  • 01-02-2019
  • Mathematics
contestada

∠ A and ∠ B are complementary. If m∠ B = 80°, what is the measure of ∠ A?

10°
80°
90°
100°

Respuesta :

akephd
akephd akephd
  • 01-02-2019
Angle A would be 10 degrees.
Complementary angles add to 90 degrees.
So 90-80=10
Answer Link

Otras preguntas

Analyzing Data In June, Snead’s Snack Bar sold 1,000 fruit smoothies at a price of $2.50 each. In July, they sold 1,300 fruit smoothies at a price of $2.
What is a glass rod used for in chemistry and biology laboratory?
what action by president lincoln most angered the radical reoublicans in congress
What is the half-life of sodium-25 if 1.00 gram of a 16.00-gram sample of sodium-25 remains unchanged after 237 seconds? (1) 47.4 s (3) 79.0 s (2) 59.3 s (4) 11
How do the energy and the most probable location of an electron in the third shell of an atom compare to the energy and the most probable location of an electro
Which idea is an essential part of capitalism? A.Businesses and people own their property. B.People can vote for their leaders. C.Business and industry are c
Which compound is an unsaturated hydrocarbon? (1) hexanal (3) hexanoic acid (2) hexane (4) hexyne
I have a HUGE problem... I have this 350 word essay due like yesterday and I finished it, but I only have 300 words. How do I make it longer?? Remember though:
Do Sugar Crystals Grow Faster In Tap Water Or In Distilled Water?
Which balanced equation represents an oxidation-reduction reaction? (1) BaCl2 + Na2SO4==>BaSO4 + 2NaCl (2) C+H2O ==>CO + H2 (3) CaCO3==>CaO + CO2 (4) M