Period Date
Calculate unknown ANGLES using
INVERSE Trig Ratios (Day 37 Assignment)
SOHCAHTOA
"The 'theta' symbol is commonly used to represente
But any variable (like'x'ory) can be made of the
Hypotenuse
SONS. Opposite
Hypotese
CAH Adjarat
Opposite
Inverse the OPPOSITE of something
TO Tee-opposite
Adjacent
Top Ratio
INVERSE Tng Rati
Adjacent
Calculator must be in DEGREE
MODE
2) How many degrees is angle? (Round to the nearest
whole degree)
1) How many degrees is angle? (Round to the
nearest whole degree).
6
4

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Given: ab ≅ cd and ad ≅ bc prove: abcd is a parallelogram. statements reasons 1. ab ≅ cd; ad ≅ bc 1. given 2. ac ≅ ac 2. reflexive property 3. △adc ≅ △cba 3. ? 4. ∠dac ≅ ∠bca; ∠acd ≅ ∠cab 4. cpctc 5. ∠dac and ∠bca are alt. int. ∠s; ∠acd and ∠cab are alt. int. ∠s 5. definition of alternate interior angles 6. ab ∥ cd; ad ∥ bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc