Work out the height of this triangle with base, b
= 8.6mm and area,
A
= 256.28mm2.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Is a positive integer raised to a negative power always positive