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• the sum of the measures of two angles is 107.3°. one angle has a measure of 51°. what is the measure of the second angle?
  
• the area of a rectangle is x2−42x in.2 and its length is (x+2)22 in. what is the width in inches?
  
• which part of the brain controls the vital functions of temperature, heart rate, blood pressure, sleep, the anterior and posterior pituitary, the autonomic nervous system, and emotions and maintains overall autonomic control?
  
• researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. threat method number of species that benefit number of years to see benefit habitat fragmentation reforestation 450 8 introduced prey species biological augmentation 150 2 which statement is an accurate explanation of the information in the table?
  
• adopting positive strategies to manage emotions will lead to too much stress. please select the best answer from the choices provided.tf
  
• line segment su is a diameter of circle v. circle v is inscribed with triangle s t u. line s u is a diameter. lines s t and t u are secants. angle s t u intercepts arc t u and has a measure of 34 degrees. what is the measure of arc s t? 56° 68° 112° 163°
  
• which statement best compares the use of imagery and color in the poem and artwork to portray the woman? the artwork’s use of color presents a woman of vigor and action, while the poem does not. the poem portrays the woman as unrefined, while the painting presents her as cultured. the artwork suggests a woman in her home, while the poem’s figurative language connects her to nature. the poem suggests that the woman is aloof, while the painting shows her to be self-absorbed.
  
• last year there were 221 students and 13 teachers at hillard school. this year there are 272 students. the principal wants to keep the same student-to-teacher ratio as last year. which proportion can the principal use to find x, the number of teachers needed this year?
  
• how does knowing about the structure and function of chromosomes help to explain variation in sexually reproducing organisms?
  
• how does a counterclaim help support a writer’s position in an argumentative essay? the counterclaim shows how the position is misleading. the counterclaim shows how the opposing opinion is incorrect. the counterclaim allows readers to state their own positions. the counterclaim allows readers to provide their own interpretations.