ahankaranth ahankaranth

02-01-2020
Mathematics

contestada

In ΔABC, m∠ACB = 90°, CD ⊥ AB and m∠ACD = 45°. Find: AC, if CD = 6√2 in.

Respuesta :

tashana84nt tashana84nt

02-01-2020

Answer:

AC = 12 units.

Step-by-step explanation:

Δ ACD is right-angled. ( as CD ⊥ AB).

cos 45° = CD / AC = 6√2 / AC

AC = 6√2 / cos 45°

AC = 6√2 / 1 /√2

= 6√2 *√2

= 6 * 2

= 12 (answer)

HOPE THIS HELPED ;3

Answer Link

Otras preguntas

what was the effect of the immigration act of 1990? A) fewer states offered bilingual education B) many illegal immigrants were deported C) fewer immigrants ca

Why did the federal government demonstrate its authority during the whiskey rebellion

Which of these is likely to result in the most competition? A. organisms that live in different ecosystems B. organisms that use the same resource C. organisms

a store has display will have six rows with 12 containers in each row if 39 containers has been set up so far explain how to find the number of containers that

2 thirds greater than 7 eighths

In A Midsummer Night’s Dream, the mention of _____ is an allusion to earlier English poetry

what problem was causing conflict between European and Latin American nation

True or False: Power is the ability to control the behavior of other with or without their consent.

with which settlers did Native Americans mainly fight in the Powhatan wars

why did the Allies decide to invade North Africa and italy