1 and ∠2 are complementary angles. The measure of ∠1 is ​(−5x+45​)° and the measure of ∠2 is ​(9x+17​)°. Find the value of x. Then find the measures of ∠1 and ∠2. The figure is not drawn to scale.

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

Which of the following statement about pascal's triangle are true?